Patents by Inventor Shenyuan Li
Shenyuan Li has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20220277566Abstract: Provided is a method for extracting a video segment, including: acquiring a boundary value of content of a video, wherein the boundary value includes an upper boundary, a lower boundary, a left boundary, and a right boundary; acquiring a plurality of first segments by performing key frame segmentation on the video; detecting an upper boundary of subtitles in each of the plurality of first segments; detecting a face position in each of the plurality of first segments; selecting, from the plurality of first segments, a second segment in which the face position satisfies a preset condition; and acquiring a third segment without subtitles by cropping the second segment based on an upper boundary of subtitles in the second segment.Type: ApplicationFiled: December 30, 2019Publication date: September 1, 2022Inventors: Yue YANG, Zhi DONG, Shenyuan LI
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Publication number: 20220139085Abstract: A method and an apparatus for video frame processing are provided. The method includes: obtaining a convolutional neural network (CNN) feature and a local feature of a target video frame; performing dimension reduction on the CNN feature to obtain a CNN feature with a reduced dimension of the target video frame; obtaining a first video frame from multiple sample video frames, a distance between a CNN feature with a reduced dimension of the first video frame and the CNN feature with the reduced dimension of the target video frame meets a first preset condition; obtaining a local feature of the first video frame; calculating a matching degree between the local feature of the first video frame and the local feature of the target video frame; determining the first video frame as a duplicate video frame of the target video frame if the matching degree meets a second preset condition.Type: ApplicationFiled: January 13, 2022Publication date: May 5, 2022Applicant: Tencent Music Entertainment Technology (Shenzhen) Co., Ltd.Inventors: Mengye LV, Zhi DONG, Shenyuan LI
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Patent number: 11030202Abstract: A method and a device for recommendation of media content are described. The method includes: calculating scores of media content labels in a computer media content library; in descending order of the scores, selecting a first threshold media content label as a candidate media content label; for the candidate media content label, finding out a media content corresponding to the candidate media content label from the media content library; for the media content corresponding to the candidate media content label, in descending order of the amount of page views, selecting a second threshold media content as a media content to be recommended corresponding to the candidate media content label; and recommending the media content to be recommended corresponding to the candidate media content label to a user. The method and device can recommend popular media contents to users, and reduce the style difference between the media contents.Type: GrantFiled: May 23, 2019Date of Patent: June 8, 2021Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Lichun Liu, Jingtao Zhu, Xiang Wang, Chentao Fan, Bin Zhou, Shenyuan Li, Jianfeng Chen, Siliang Huang, Juan Sun, Huguang Jin, Dan Li, Chunxia Qin
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Patent number: 10846332Abstract: Embodiments of the present disclosure provide a playlist list determining method and device, an electronic apparatus, and a storage medium. The method comprises: determining feature data of music features comprised in preselected playlists and feature data of music features of preferences of a target user, wherein the music features comprised in the preselected playlists correspond to the music features of the preferences of the target user; calculating correlation coefficients between the feature data of the music features comprised in the preselected playlists and the feature data of the music features corresponding to the preferences of the target user; and determining the preselected playlists to be candidate playlists when the correlation coefficient between the feature data of the music features comprised in the preselected playlists and the feature data of the music features corresponding to the preferences of the target user meets a preset condition.Type: GrantFiled: May 1, 2018Date of Patent: November 24, 2020Assignee: GUANGZHOU KUGOU COMPUTER TECHNOLOGY CO., LTD.Inventors: Long Zhang, Shenyuan Li
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Publication number: 20190278778Abstract: A method and a device for recommendation of media content are described. The method includes: calculating scores of media content labels in a computer media content library; in descending order of the scores, selecting a first threshold media content label as a candidate media content label; for the candidate media content label, finding out a media content corresponding to the candidate media content label from the media content library; for the media content corresponding to the candidate media content label, in descending order of the amount of page views, selecting a second threshold media content as a media content to be recommended corresponding to the candidate media content label; and recommending the media content to be recommended corresponding to the candidate media content label to a user. The method and device can recommend popular media contents to users, and reduce the style difference between the media contents.Type: ApplicationFiled: May 23, 2019Publication date: September 12, 2019Inventors: Lichun Liu, Jingtao Zhu, Xiang Wang, Chentao Fan, Bin Zhou, Shenyuan Li, Jianfeng Chen, Siliang Huang, Juan Sun, Huguang Jin, Dan Li, Chunxia Qin
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Patent number: 10346412Abstract: A method and a device for recommendation of media content are described. The method includes: calculating scores of media content labels in a computer media content library; in descending order of the scores, selecting a first threshold media content label as a candidate media content label; for the candidate media content label, finding out a media content corresponding to the candidate media content label from the media content library; for the media content corresponding to the candidate media content label, in descending order of the amount of page views, selecting a second threshold media content as a media content to be recommended corresponding to the candidate media content label; and recommending the media content to be recommended corresponding to the candidate media content label to a user. The method and device can recommend popular media contents to users, and reduce the style difference between the media contents.Type: GrantFiled: January 5, 2015Date of Patent: July 9, 2019Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Lichun Liu, Jingtao Zhu, Xiang Wang, Chengtao Fan, Bin Zhou, Shenyuan Li, Jianfeng Chen, Siliang Huang, Juan Sun, Huguang Jin, Dan Li, Chunxia Qin
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Patent number: 10222930Abstract: Embodiments of the present invention provide a method, an apparatus, and a storage medium for playing control processing of an audio file. The method may include: acquiring an album image corresponding to an audio file to be processed; performing color analysis on the album image, to determine playing colors of the audio file; and performing the playing control processing on the audio file by using the determined playing colors. In the embodiments of the present invention, a personalized playing color can be determined for an audio file, and the playing color of the audio file can effectively represent a style property of the audio file, thereby improving intelligence of playing control processing of the audio file.Type: GrantFiled: October 11, 2014Date of Patent: March 5, 2019Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Weifeng Zhao, Shenyuan Li
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Publication number: 20180246962Abstract: Embodiments of the present disclosure provide a playlist list determining method and device, an electronic apparatus, and a storage medium. The method comprises: determining feature data of music features comprised in preselected playlists and feature data of music features of preferences of a target user, wherein the music features comprised in the preselected playlists correspond to the music features of the preferences of the target user; calculating correlation coefficients between the feature data of the music features comprised in the preselected playlists and the feature data of the music features corresponding to the preferences of the target user; and determining the preselected playlists to be candidate playlists when the correlation coefficient between the feature data of the music features comprised in the preselected playlists and the feature data of the music features corresponding to the preferences of the target user meets a preset condition.Type: ApplicationFiled: May 1, 2018Publication date: August 30, 2018Inventors: Long ZHANG, Shenyuan LI
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Patent number: 9612791Abstract: The present disclosure provides method and a computer system for tracking audio streaming media. The method includes: after streaming media information matching a currently played audio stream segment is identified, determining whether the streaming media information matches a next audio stream segment, and when the streaming media information matches the next audio stream segment, directly returning a result; or when the streaming media information does not match the next audio stream segment, performing streaming media information matching again for the next audio stream segment, which occupies less memory, improves a calculation speed, and reduces calculation complexity of matching the streaming media information.Type: GrantFiled: May 22, 2015Date of Patent: April 4, 2017Assignee: GUANGZHOU KUGOU COMPUTER TECHNOLOGY CO., LTD.Inventors: Lifu Yi, Yun Zhang, Shenyuan Li, Jianfeng Chen, Bin Ma
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Patent number: 9466315Abstract: A method for calculating a similarity of audio files includes constituting a pitch sequence of a first audio file and a pitch sequence of a second audio file; calculating an eigenvector of the first audio file according to the pitch sequence of the first audio file, and calculating an eigenvector of the second audio file according to the pitch sequence of the second audio file; calculating a similarity between the first audio file and the second audio file according to the eigenvector of the first audio file and the eigenvector of the second audio file.Type: GrantFiled: August 4, 2014Date of Patent: October 11, 2016Assignee: Tencent Technology (Shenzhen) Company LimitedInventors: Weifeng Zhao, Shenyuan Li, Liwei Zhang, Jianfeng Chen
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Publication number: 20160266731Abstract: Embodiments of the present invention provide a method, an apparatus, and a storage medium for playing control processing of an audio file. The method may include: acquiring an album image corresponding to an audio file to be processed; performing color analysis on the album image, to determine playing colors of the audio file; and performing the playing control processing on the audio file by using the determined playing colors. In the embodiments of the present invention, a personalized playing color can be determined for an audio file, and the playing color of the audio file can effectively represent a style property of the audio file, thereby improving intelligence of playing control processing of the audio file.Type: ApplicationFiled: October 11, 2014Publication date: September 15, 2016Inventors: WEIFENG ZHAO, SHENYUAN LI
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Publication number: 20160004699Abstract: A method and a device for recommendation of media content are described. The method includes: calculating scores of media content labels in a computer media content library; in descending order of the scores, selecting a first threshold media content label as a candidate media content label; for the candidate media content label, finding out a media content corresponding to the candidate media content label from the media content library; for the media content corresponding to the candidate media content label, in descending order of the amount of page views, selecting a second threshold media content as a media content to be recommended corresponding to the candidate media content label; and recommending the media content to be recommended corresponding to the candidate media content label to a user. The method and device can recommend popular media contents to users, and reduce the style difference between the media contents.Type: ApplicationFiled: January 5, 2015Publication date: January 7, 2016Inventors: Lichun LIU, Jingtao ZHU, Xiang Wang, Chengtao Fan, Bin Zhou, Shenyuan Li, Jianfeng Chen, Siliang Huang, Juan Sun, Huguang Jin, Dan Li, Chunxia Qin
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Publication number: 20150286464Abstract: The present disclosure provides method and a computer system for tracking audio streaming media. The method includes: after streaming media information matching a currently played audio stream segment is identified, determining whether the streaming media information matches a next audio stream segment, and when the streaming media information matches the next audio stream segment, directly returning a result; or when the streaming media information does not match the next audio stream segment, performing streaming media information matching again for the next audio stream segment, which occupies less memory, improves a calculation speed, and reduces calculation complexity of matching the streaming media information.Type: ApplicationFiled: May 22, 2015Publication date: October 8, 2015Inventors: Lifu YI, Yun ZHANG, Shenyuan LI, Jianfeng CHEN, Bin MA
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Publication number: 20140343933Abstract: A method for calculating a similarity of audio files includes constituting a pitch sequence of a first audio file and a pitch sequence of a second audio file; calculating an eigenvector of the first audio file according to the pitch sequence of the first audio file, and calculating an eigenvector of the second audio file according to the pitch sequence of the second audio file; calculating a similarity between the first audio file and the second audio file according to the eigenvector of the first audio file and the eigenvector of the second audio file.Type: ApplicationFiled: August 4, 2014Publication date: November 20, 2014Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Weifeng ZHAO, Shenyuan Li, Liwei Zhang, Jianfeng Chen
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Publication number: 20140337025Abstract: The present disclosure discloses a classification method and system for audio files, the classification method includes: constructing Pitch sequence of the audio files to be classified; calculating eigenvectors of the audio files according to the Pitch sequence of the audio files; and classifying the audio files according to the eigenvectors of the audio files. The present disclosure can achieve automatic classification of the audio files, reduce the cost of the classification, and improve classification efficiency and flexibility and intelligence of the classification.Type: ApplicationFiled: July 25, 2014Publication date: November 13, 2014Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Weifeng ZHAO, Shenyuan Li, Liwei Zhang, Jianfeng Chen
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Publication number: 20140330894Abstract: A method, a terminal, and a system for implementing data sharing are described. The method includes: obtaining identification information of data to share stored in a server; allocating at least one identification frequency for the identification information according to a preset frequency allocation rule, creating an identification audio signal according to the at least one identification frequency; and playing the created identification audio signal, so that a receiver downloads the data to share from the server according to the identification information in the identification audio signal after the receiver collects the identification audio signal. In the disclosure, transmitting identification information of the data to share for data sharing may be performed anytime and anywhere as long as a connection with the server has been established, without the need of establishing a Bluetooth or other connections between the terminals or the need of installing any communication applications.Type: ApplicationFiled: July 16, 2014Publication date: November 6, 2014Applicant: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITEDInventors: Weifeng Zhao, Shenyuan Li, Huande Zheng
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Patent number: 8471524Abstract: The present invention is adapted for the field of power supply and provides a battery charging device and a method for controlling charging thereof, including: a charging circuit which has a charging current setting terminal for charging the battery according to charging current of the charging current setting terminal; a charging current control circuit which is connected with the charging current setting terminal and adjusts the charging current gradually according to equivalent resistance in the charging current control circuit; a general register circuit which is connected to the charging current control circuit and to control the equivalent resistance by setting value of a general register. In the present invention, a plurality of switching tubes and resistances are integrated into the charging current control circuit.Type: GrantFiled: January 22, 2009Date of Patent: June 25, 2013Assignee: Actions Semiconductor Co. Ltd.Inventors: Lirong Xiao, Shenyuan Li
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Publication number: 20110050163Abstract: The present invention is adapted for the field of power supply and provides a battery charging device and a method for controlling charging thereof, including: a charging circuit which has a charging current setting terminal for charging the battery according to charging current of the charging current setting terminal; a charging current control circuit which is connected with the charging current setting terminal and adjusts the charging current gradually according to equivalent resistance in the charging current control circuit; a general register circuit which is connected to the charging current control circuit and to control the equivalent resistance by setting value of a general register. In the present invention, a plurality of switching tubes and resistances are integrated into the charging current control circuit.Type: ApplicationFiled: January 22, 2009Publication date: March 3, 2011Applicant: ACTIONS SEMICONDUCTOR CO., LTD.Inventors: Lirong Xiao, Shenyuan Li