TW202313153A - Virtual sports coaching system and method - Google Patents

Abstract

A virtual sports coaching system for evaluating physical fitness status to provide real-time training feedback, including: a training course generator, configured to generate a training course; a user terminal device, electrically connected to the training course generator, the user terminal device can monitor the user's a heart rate value and a speed value in real time during exercise; a real-time physical strength evaluation device, electrically connected to the user terminal device; and a dynamic course adjustment module, electrically connected to the real-time physical strength assessment device and the training course generator; wherein, when the real-time physical strength evaluation device evaluates the user’s physical strength changes, the dynamic course adjustment module generates a slope pace correction value, the training course generator generates a real-time course according to the slope pace correction value to update the training course.

Description

Virtual sports coaching system and method

The present invention relates to virtual sports coaching, in particular to a system and method for assessing physical fitness status to provide training feedback in real time.

According to the data from the Sports Administration, there were about 7.84 million domestic regular exercise population in 2018, and their ethnic groups can be classified into professional competitions, physical fitness, leisure interests, rehabilitation for the elderly, etc. Currently, the main goals of domestic sports are to improve sports performance and improve sports experience , reduce sports injuries, etc., in order to achieve the above goals, the combination of sports technology is a virtual sports coach.

Taking running and cycling as the target group as an example, it is not smart enough to use virtual sports coaches to improve exercise efficiency at present. The problem is that the optimal training route and physical strength allocation cannot be met at the same time according to individual training requirements, that is, dynamic adjustments cannot be made according to the current state ; Taking IBM patent (US20200118678A1) as an example, although the mentioned virtual sports coaching technology can provide personalized training route recommendations according to the geographical environment characteristics of nearby or specific areas, it lacks the function of dynamically adjusting the pace according to the terrain and physical strength in real time .

In view of this, a virtual sports coaching technology has been developed, which further combines AI to judge the individual's current physical condition (such as physical strength) and geographical features to calculate accurate calorie consumption and provide users with personalized training course recommendations. The intelligent suggestion made by the chemical algorithm helps the user to improve the exercise efficiency.

A virtual sports coaching system according to an embodiment of the present invention, comprising: a training course generator, which is set to generate a training course; a user terminal device, electrically connected to the training course generator, for exercising Real-time monitoring of a heart rate value and a speed value of the user; a real-time physical strength assessment device electrically connected to the user terminal device; and a dynamic course adjustment module electrically connected to the real-time physical strength assessment device and the training course A generator; wherein, when the real-time physical strength evaluation device evaluates the user's physical strength changes, the dynamic course adjustment module generates a slope pace correction value, and the training course generator updates the training course according to the slope pace correction value .

A virtual sports coaching method according to an embodiment of the present invention, comprising: generating a training course with a training course generator; detecting a heart rate value and a speed value of the user with a user terminal device; according to the heart rate value, A real-time physical strength assessment device generates a physical strength value; according to the physical strength value, when the real-time physical strength assessment device evaluates the user's physical strength changes; a dynamic course adjustment module generates a slope pace correction value; the training course generator according to the The incline pace correction updates the training session.

The above description of the content of the present invention and the following description of the implementation are used to demonstrate and explain the spirit and principle of the present invention, and provide a further explanation of the patent application scope of the present invention.

The detailed features and advantages of the present invention are described in detail below in the implementation mode, and its content is enough to make any person familiar with the related art understand the technical content of the present invention and implement it accordingly, and according to the content disclosed in this specification, the scope of the patent application and the drawings , anyone skilled in the art can easily understand the purpose and advantages of the present invention. The following examples are to further describe the concept of the present invention in detail, but not to limit the scope of the present invention in any way.

Please refer to FIG. 1 , which shows a virtual sports coaching system 1 according to an embodiment of the present invention, which is used to evaluate the physical state to provide training feedback in real time, monitor the physical strength of athletes at any time, and adjust courses according to the target physical strength; in the virtual sports coaching system 1 Built in smart watches, mobile phones and other mobile devices.

The virtual sports coaching system 1 includes a user terminal device 10, which is used to allow the user to input personal information and training requirements at the starting point of the exercise, and to monitor the user's physiological indicators and speed in real time during the exercise.

The virtual sports coaching system 1 includes a training course generator 20, which is electrically connected to the user terminal device 10, and can receive personal data and training requirements transmitted by the user terminal device 10; Multiple suitable courses are generated from the environmental map data database 22 and the training course database 24. Personal data includes heart rate and physical strength, and training requirements include target heart rate value and exercise time; multiple suitable courses are sent to the training course evaluation device 30 for sorting To generate a ranking course, the training course evaluation device 30 is electrically connected to the training course generator 20, and the training course generator 20 selects the most suitable course from the ranking courses to generate a training course, and provides the training course to the user terminal device 10 .

The training program generator 20 can also dynamically adjust the training program according to the personal data changes (such as changes in physical strength) during the exercise process. If the slope pace correction value is received, the training program generator 20 can modify the personal data according to the slope pace correction value or Training requires to generate a plurality of new suitable courses from the training course database 24 , the course evaluation device 30 sorts the new suitable courses to generate a new sorted course, and the training course generator 20 updates the training course according to the new sorted courses.

Wherein, after receiving a plurality of suitable courses transmitted by the training course generator 20, the training course evaluation module 30 sorts according to the calorie consumption calculation module 32 and the slope pace database 34 to generate the sorted courses, and transmits the sorted courses to the training The course generator 20; and, when receiving a plurality of new suitable courses transmitted by the training course generator 20 after the training course starts, sorting according to the calorie consumption calculation module 32 and the slope pace database 34 to generate a new sorting The course can be sent to the training course generator 20.

The virtual sports coaching system 1 also includes a real-time physical strength evaluation device 40, which is electrically connected to the user terminal device 10, and is used to receive the user device 10 to monitor the user's physiological indicators in real time, including pulse rate, heart rate, respiratory rate, etc., real-time The frequency of monitoring, such as once every 5 minutes, once every 10 minutes, once every 30 minutes, can be set according to the usage requirements; the real-time physical strength evaluation device 40 can evaluate the physical strength value during exercise according to the physiological indicators and the physical strength curve database 42; among them, The physical strength curve database 42 includes multiple sets of physical strength curves related to different slopes, including heart rate difference curves, heart rate slope curves and average heart rate curves.

The virtual sports coaching system 1 also includes a dynamic course adjustment module 50 electrically connected to the real-time physical strength assessment device 40 and the training course generator 20, which can adjust the pace according to the slope; the dynamic course adjustment module 50 can receive the real-time physical strength assessment device 40. The real-time physical strength evaluation data, wherein, the real-time physical strength evaluation data at least include physical strength and speed values; according to the slope pace physical strength curve database 52, the slope pace correction value is provided to the training course generator 20; wherein, the slope pace physical strength curve The database 52 includes speed and heart rate curves at various slopes, and different physical strength corresponds to different speed and heart rate curves; the dynamic course adjustment module 50 can generate the slope pace correction value according to the speed and heart rate curves and physical strength values.

Accordingly, the virtual sports coaching system 1 can monitor the athlete's physical strength with the real-time physical strength assessment device 40 at any time, and add a dynamic course adjustment module 50 to generate slope pace correction values based on the real-time physical strength assessment data for dynamic course adjustment.

Please refer to FIG. 2 , which illustrates the operation method of the virtual sports coaching system 1 in an embodiment of the present invention. Briefly speaking, steps S100~S400 are used to raise requirements and provide training course planning; steps S500~S600 are used to calculate physical strength values according to physiological data during exercise; steps S700~S900 to steps S200~S400 are used to calculate physical strength Dynamically adjust pace as it changes to update training sessions.

In detail, in steps S100-S400, step S100: the user terminal device 10 transmits the personal data and training requirements to the training program generator 20; step S200: the training program generator 20 according to the personal data and training requirements and the A plurality of suitable courses produced by the graphic data database 22 and the training course database 24; step S300: the training course evaluation module 30 generates a sorting course according to the calorie consumption calculation module 32 and the slope pace database 34, and transmits the sorting course to the training Course generator 20; step S400: generate training courses.

In steps S500~S600, step S500: the user terminal device 10 measures the user's heart rate value and speed; step S600: the real-time physical strength assessment device 40 generates characteristic parameters according to the heart rate value and physical strength curves corresponding to different slopes; according to the characteristic Parameters, exercise time and body information to evaluate whether the physical strength value has changed in real time; wherein, the real-time physical strength evaluation device 40 evaluates the characteristic parameters during the exercise process according to the heart rate value and the physical strength curve database 42; the characteristic parameters are related to a specific slope, and the characteristic parameters include specific One or a combination of the intersection of heart rate difference and exercise time under a slope, the intersection of heart rate slope and exercise time under a specific slope, or the intersection of an average heart rate and exercise time under a specific slope; If the value changes, the user terminal device 10 will continue to monitor the user's heart rate and speed; if the physical value changes, the updated physical value will be sent to the dynamic course adjustment module 50 .

In steps S700~S900, step S700: the dynamic course adjustment module 50 obtains the updated physical strength value, and generates a gradient pace correction value according to the updated physical strength value and the gradient pace pace physical strength curve database 52; step S800: the dynamic course The adjustment module 50 transmits the slope pace correction value to the training course generator 20; Step S900 changes personal information or training requirements.

When the real-time physical strength evaluation device 40 receives the user's heart rate value and evaluates the user's physical strength change; the dynamic course adjustment module 50 generates a slope pace correction value according to the updated physical strength value; If the value is corrected quickly, execute step S900 to change personal information or training requirements, execute steps S200-S400 to generate a training course, and the training course at this time is the updated training course. Accordingly, the virtual sports coaching system 1 can perform dynamic course adjustment, and can adjust the pace to update the training course due to changes in the user's physical strength.

Please refer to FIG. 3 , which illustrates a training course generation and evaluation method according to an embodiment of the present invention; the training course generator 20 judges whether the course has started, and if the training course generator 20 judges that the course has not started, step S100 is executed to obtain personal data and training requirements; step S110 to obtain terrain slope information; step S120 to generate corresponding training courses; step S250 to obtain training courses.

In detail, if it is judged that the course has not started, the user terminal device 10 sends personal data and training requirements to the training course generator 20, and the training course generator 20 executes step S100 to obtain personal information and training requirements; data and training requirements and generate a plurality of suitable courses from the environment map data database 22 and the training course database 24; execute step 110, the training course database 24 transmits a plurality of suitable courses to the training course evaluation device 30, and the environment The map data database 22 obtains terrain slope information and sorts a plurality of suitable courses to generate a sorted course, and the training course database 24 transmits the sorted courses to the course generator 20, and executes step S120 to generate corresponding training courses; executes step S250, training The course generator 20 transmits the training course to the user terminal device 10 .

If it is determined that the course has started, execute step S210 to evaluate the physical state immediately; execute step S220 to calculate the training course corresponding to the physical state; execute step S230 to obtain the training course. The evaluation of the physical state in step S210 includes the evaluation of physical strength value and heart rate value, which can be evaluated according to any combination of characteristic parameters, exercise time, body information, physical strength calculation module, etc.; in step S220, update the configuration through the dynamic course adjustment module to generate corresponding training courses.

Fig. 3-1 shows an embodiment of the training course generation and evaluation method of the present invention. As shown in Fig. 3-1, the course curve C1 (solid line) represents the relationship between the physical strength value S ₁ (t) and the exercise time t, That is to say, it represents a training course, and the pace is the first speed V ₁ ; the course curve C2 (solid line) represents the relationship between the physical value S ₂ (t) and the exercise time t, which represents another training course, and the pace is the second speed V ₂ . Wherein, the first speed V ₁ is the initial speed or the speed before updating, and the second speed V ₂ is the speed after updating.

In Fig. 3-1, when the initial value of the user's physical strength is S ₁ (t=0), the training course generator 20 recommends that the pace be the first speed V ₁ ; after a period of exercise time t, the user's physical strength value It is predicted by the course curve C1 that it should be point S ₁ (t), and the pace is the first speed V ₁ . If the real-time physical strength evaluation device 40 evaluates the user’s physical strength value from S ₁ (t) to S ₂ (t) through step S230 ) (as shown by the dotted line C1'), the training course generator 20 re-recommends the pace as the second speed V ₂ according to the course C2; accordingly, the training course generator 20 can dynamically The pace of the training course is adjusted to the second speed V ₂ .

FIG. 3-2 shows an embodiment of the method for generating and evaluating training courses of the present invention, the method for changing the pace due to heart rhythm. The training course evaluation module 30 obtains a plurality of heart rhythm gradient curves from the gradient pace database 34. The user uses the course curve C3 at the first speed V ₁ , and when the exercise time is t ₁ and is located at a specific gradient (n%), the user follows Course curve C3 (solid line), the expected heart rate value is HR ₁ (n%), if the real-time physical strength assessment device 40 evaluates the user’s heart rate value from HR ₁ (n%) to HR ₂ (n%) through step S210 , then the training course evaluation module 30 re-recommends the pace as the second speed _V2 according to the course curve C4 (dotted line); accordingly, the training course generator 20 can dynamically adjust the training course according to the real-time detected heart rate value of the user The pace is the second speed V ₂ .

Please refer to FIG. 4 , which illustrates a method for obtaining the instant physical state assessment in step S210 in an embodiment of the present invention. Please refer to FIG. 2 at the same time. In step S500, the user terminal device 10 measures the user's heart rate value and speed; then, the real-time physical strength assessment device 40 executes the following process in step S600, step S610: calculate the heart rate difference and heart rate slope , average heart rate; Step S620: Obtain terrain slope information; Step S630: Generate characteristic parameters; Step S640: Obtain body information; Step S210: Evaluate real-time physical status; Wherein, in Step S210, according to any combination of characteristic parameters, exercised Time, body information for real-time physical assessment.

Wherein, in step S210, the evaluation of the real-time physical state is to obtain the physical value S(t), wherein the physical value S(t) is a linear combination of the elapsed time t, the characteristic parameter X1 and the body information X2, X3, X4, where X2 is the BMI parameter, X3 is the age parameter, and X4 is the gender parameter.

Please refer to FIG. 4-1 to FIG. 4-3 to illustrate an embodiment of using heart rate data to assess physical strength; in steps S620 to S630, the real-time physical strength assessment device 40 can generate characteristic parameters according to heart rate values and curves corresponding to different slopes; wherein , the physical strength curves corresponding to different slopes can be obtained from the physical strength curve database 42; this characteristic parameter is related to a specific slope, and the characteristic parameter includes the intersection point of the heart rate difference and the exercise time under the specific slope, the heart rate slope and the exercise time under the specific slope. Any combination of the intersection point of time, the intersection point of the average heart rate at that particular incline, and the exercise time.

Figure 4-1 to Figure 4-3 illustrate the method of obtaining characteristic parameters in the embodiment of using heart rate data to assess physical strength, and explain the relationship between heart rate and physical strength; Figure 4-1 shows the relationship between heart rate difference and exercise time t under a special slope relationship, which means that the heart rate difference should be ΔHR ₁ at exercise time t ₁ , but if the heart rate difference calculated by the instant physical strength assessment device 40 is ΔHR ₂ , which is equivalent to exercise time t ₂ , according to the heart rate difference and exercise time at a specific slope The intersection point a, b of t can obtain the characteristic parameter X1, and then evaluate the user's physical strength value to change from the first physical strength value S(t ₁ ) to the second physical strength value S(t ₂ ), and the training course needs to be further adjusted; another implementation In the example, Fig. 4-2 shows the relationship between the heart rate difference and the exercise time t under a slope with a special slope, indicating that the heart rate slope should be HR _{Slope_1} when representing the exercise time _t1 , but if the heart rate calculated by the real-time physical strength assessment device 40 The slope is HR _{Slope_2} , which is equivalent to the exercise time t ₂ , and the characteristic parameter X1 can be obtained from the intersection points c and d of the heart rate slope under the special slope and the exercise time t, and then the user's physical strength value is changed from the first physical strength value S(t ₁ ) is the second physical strength value S(t ₂ ), and the training course needs to be further adjusted; in another embodiment, Fig. 4-3 shows the relationship between the average heart rate and the exercise time t under a slope with a special slope, indicating that the exercise time is t ₁ The average heart rate should be HR _{ave_1} , but if the average heart rate calculated by the real-time physical strength evaluation device 40 is HR _{Slope_2} , then the physical strength value S(t ₂ ) is equivalent to the exercise time t ₂ . The intersection point e, f can obtain the characteristic parameter X1, and then evaluate the user's physical strength value to change from the first physical strength value S(t ₁ ) to the second physical strength value S(t ₂ ), need to further adjust the training course; the obtained characteristic The method of parameter X1 may also include any combination of the intersection point of the heart rate difference at a specific slope and the exercise time t, the intersection of the heart rate difference at a specific slope and the exercise time t, and the intersection of the heart rate difference at a specific slope and the exercise time t; Furthermore, it is estimated that the user's physical strength value changes from the first physical strength value S(t ₁ ) to the second physical strength value S(t ₂ ), which requires further adjustment of the training course. Wherein, the first physical strength value S(t ₁ ) is the initial physical strength value or the physical strength value before updating; the second physical strength value S(t ₂ ) is the physical strength value after updating.

After obtaining the second physical strength value S(t ₂ ), the physical strength evaluation device 40 transmits the second physical strength value S(t ₂ ) to the dynamic course adjustment module 50 .

Please refer to FIG. 5, which illustrates a method for changing pace due to physical strength in an embodiment of the present invention; in detail, the dynamic course adjustment module 50 executes the following process in step S700, step S710: obtain the second physical strength value; step S720: Obtain the speed and heart rate curve corresponding to the second physical strength value; Step S730: Obtain the target heart rate setting value; Step S740: Calculate the slope pace correction value corresponding to the second physical strength value; Step S750: Obtain the corresponding slope pace correction value ; Step S760: Send the second physical strength value and the corresponding slope pace correction value to the training course generator 20 ; The slope pace physical strength curve database 52 includes speed heart rhythm curves corresponding to different slopes, and different physical strengths correspond to different curves. Accordingly, when the user encounters changes in the slope of the road surface during exercise, the virtual sports coaching system 1 can adjust the pace according to the slope pace correction value corresponding to the slope, so as to achieve the best training effect.

FIG. 5-1 illustrates a pace adjustment method when physical strength changes in an embodiment of the present invention. Execute steps S710-S720, when the dynamic course adjustment module 50 receives the second physical strength value S(t ₂ ) from the physical strength assessment device 40, obtain the speed corresponding to multiple second physical strength values from the slope pace physical strength curve database 52 Heart rate curve: Execute step S730 to obtain the target heart rate setting value. If the user's target heart rate setting value is point A (course curve C5, first speed V ₁ , first physical strength value S(t ₁ )), when detected When the heart rate value rises to point F (course curve C6), the physical strength is the second physical strength value S(t ₂ ) _, which means that under the same slope, the required physical strength for the course C6 maintaining the same speed as the first speed V ₁ is the second Two physical strength value S(t ₂ ); in this way, step S704 can be executed to calculate the speed value corresponding to the second physical strength value, and it can be deduced from the exercise time t ₂ of the second physical strength value S(t ₂ ) that the heart rhythm must be maintained at point B When the second physical strength value S(t ₂ ), the course curve C7 (dotted line) where the target heart rate setting point B is located suggests that the pace is the second speed V ₂ ; accordingly, the dynamic course adjustment module 50 executes step S705: Obtain the corresponding slope pace correction value; execute step S760, and send the second physical strength value and slope pace correction value to the training course generator 20, and the dynamic course adjustment module 50 will use the second physical strength value and slope pace correction value Sent to the training session generator 20 to update the training session. Accordingly, when the user encounters changes in the slope of the road during exercise, the virtual sports coaching system 1 can adjust the pace according to the slope during the exercise and the corresponding slope pace correction value to achieve the best training effect.

FIG. 6 shows a method for assessing a physical state to provide real-time training feedback in an embodiment of the present invention, including: step S1000 using a training course generator 20 to generate a training course; step S1010 using a user terminal device 10 to detect the user's A heart rate value and a speed value; step S1020, based on the heart rate value, the real-time physical strength assessment device 40 generates an overall strength value; step S1030, based on the physical strength value, when the instant physical strength assessment device 40 evaluates the user's physical strength change, a dynamic course The adjustment module 50 generates a slope pace correction value; step S1040 , the training course generator 20 updates the training course according to the slope pace correction value.

To sum up, the present invention proposes a system for assessing the physical state to provide real-time training feedback, which can adjust the training course in real time due to changes in physical strength at any time to optimize the training effect, and can also protect the user from injury due to lack of physical strength.

Although the present invention is disclosed by the aforementioned embodiments, they are not intended to limit the present invention. Without departing from the spirit and scope of the present invention, all changes and modifications are within the scope of patent protection of the present invention. For the scope of protection defined by the present invention, please refer to the appended scope of patent application.

1: Virtual sports coaching system 10: User terminal device 20: Training course generator 22: Environmental graph database 24: Training course database 30: Training course evaluation module 32: Calorie consumption calculation module 34: Slope pace Database 40: real-time physical strength evaluation device 42: physical strength curve database 50: dynamic course adjustment module 52: slope pace physical strength curve database S100, S200, S300, S400, S500, S600, S700, S800, S900, S1000: Steps S110, S120, S210, S220, S230, S610, S620, S630, S640, S710, S720, S730, S740, S750, S760, S1010, S1020, S1030, S1040: Steps C1, C1', C2, C3, C4 , C5, C6, C7: course curves A, B: intersection points a, b, c, d, e, f: intersection points V ₁ : first speed V ₂ : first speed t, t ₁ , t ₂ : exercise time S , S(t ₁ ), S(t ₂ ): physical strength value S ₁ (t): first physical strength value S ₂ (t): second physical strength value n%: slope HR, HR ₁ , HR ₂ : heart rate value HR _{Slope_1} , HR _{Slope_2} : heart rate slope ΔHR ₁ , ΔHR ₂ : heart rate difference HR _{ave_1} , HR _{ave_2} : average heart rate

Fig. 1 is a virtual sports coaching system according to an embodiment of the present invention; Fig. 2 is the operating method of the virtual sports coaching system in an embodiment of the present invention; Fig. 3 is the training course generation and evaluation method in an embodiment of the present invention; Fig. 3-1～Fig. 3-2 is the embodiment of training curriculum generation and evaluation method in the present invention; Fig. 4 is the method for obtaining the instant physical state assessment of step S210 in an embodiment of the present invention; Figure 4-1 to Figure 4-3 are embodiments of the present invention using heart rhythm data to assess physical strength; Fig. 5 is a method for changing pace due to physical strength in an embodiment of the present invention; Figure 5-1 is a pace adjustment method when physical strength changes in an embodiment of the present invention; FIG. 6 is a method for assessing a physical state to provide training feedback in real time according to an embodiment of the present invention.

1: Virtual sports coaching system

10: User terminal device

20:Training Course Generator

22:Environment map database

24: Training course database

30:Training Course Evaluation Module

32:Calorie consumption calculation module

34:Slope pace database

40: Instant physical strength assessment device

42:Physical curve database

50:Dynamic course adjustment module

52: Slope pace physical strength curve database

Claims (10)

A virtual sports coaching system, comprising: a training course generator, which is set to generate a training course; a user terminal device, electrically connected to the training course generator, for real-time monitoring of a user's heart rate during exercise value and a speed value; a real-time physical strength assessment device, electrically connected to the user terminal device; and a dynamic course adjustment module, electrically connected to the real-time physical strength assessment device and the training course generator; wherein, when the When the real-time physical strength evaluation device evaluates the change of the user's physical strength, the dynamic course adjustment module generates a slope pace correction value, and the training course generator updates the training course according to the slope pace correction value. The system as described in claim 1, wherein the training course generator is used to generate a plurality of suitable course. The system as described in claim 2, further comprising a training course evaluation module, electrically connected to the training course generator, for receiving the plurality of suitable courses, according to a calorie consumption calculation module and a gradient configuration The fast database sorts the plurality of suitable courses to generate a ranked course. The system according to claim 3, wherein the training course generator is used to generate the training course according to the sorted course. The system as described in Claim 1, wherein the real-time physical strength evaluation device is used to evaluate the body strength value during exercise according to the heart rate value and the body strength curve database; the body strength curve database includes multiple groups of different slopes Heart rate difference curve, heart rate slope curve and average heart rate curve. The system as described in claim 5, wherein the dynamic course adjustment module generates the gradient profile according to the speed value, the physical strength value and a plurality of heart rate speed curves in a gradient pace physical strength curve database Speed correction value. A virtual sports coaching method, comprising: generating a training course with a training course generator; detecting a heart rate value and a speed value of a user with a user terminal device; according to the heart rate value, an instant physical strength evaluation device generates a Physical strength value; according to the physical strength value, when the real-time physical strength assessment device evaluates the user's physical strength change, a dynamic course adjustment module generates a slope pace correction value; and the training course generator is based on the slope pace correction value Update this training session. The method as described in claim 7, wherein, before the training course generator is used to generate the training course, the virtual sports coaching method includes: using the user terminal device to send a personal data and a training request to the training course generator ; Use the training course generator to generate a plurality of suitable courses based on the personal data and the training requirements, and an environmental map data database and a training course database; use a training course evaluation module, based on a calorie consumption calculation module and a slope pace database sorting the plurality of suitable courses to generate a sorted course, and sending the sorted course to the training course generator. The method as described in Claim 6, wherein using the real-time physical strength assessment device to generate the physical strength value based on the heart rate value includes: the real-time physical strength assessment device generates a characteristic parameter based on the heart rate value and its curves corresponding to different slopes for real-time evaluation The physical strength value; wherein, the characteristic parameter is related to a specific slope, and the characteristic parameter includes the intersection point of the heart rate difference and the exercise time under the specific slope, the intersection point of the heart rate slope and the exercise time under the specific slope, and the intersection point of the heart rate slope under the specific slope. One or a combination of the intersection points of your average heart rate and exercise time. The method as described in claim 6, wherein the dynamic course adjustment module generates the gradient pace correction value comprising: the dynamic course adjustment module according to the speed value, the physical strength value and a gradient pace physical strength curve database A plurality of heart rate speed curves generate the slope pace correction value; the dynamic course adjustment module transmits the slope pace correction value to the training course generator.

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