Patents Assigned to Shanghai Xiaodu Technology Co. Ltd.
  • Patent number: 11838377
    Abstract: A method, an apparatus, an electronic device and a storage medium for training a user click model, which relate to the artificial intelligence field, are disclosed. is the method may include: collecting a plurality of pieces of behavior data from a log database of users on a network, each piece of behavior data including a user's feedback information regarding resources in the network within a preset time period; generating a plurality of resource access features respectively corresponding to the plurality of pieces of behavior data, based on a pre-created header resource library and the plurality of pieces of behavior data; and training the user click model with the plurality of resource access features. The technical solution provides a lossless modeling manner which, compared to the existing modeling manners, may effectively optimize the precision and improve the accuracy of the user click model.
    Type: Grant
    Filed: June 16, 2020
    Date of Patent: December 5, 2023
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co. Ltd.
    Inventor: Li Wan
  • Patent number: 11646016
    Abstract: A method and apparatus for recognizing a user intention, a device, and a readable storage medium are disclosed. A specific implementation of the method includes: acquiring a plurality of rounds of dialogue data and a satisfaction degree of each round of dialogue data, selecting target dialogue data having a satisfaction degree meeting a set satisfaction condition; labeling input data in the target dialogue data with an intention label; and training the intention recognition model based on the input data in the target dialogue data and the intention label of the input data, so that the trained intention recognition model performs intention recognition on new input data.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: May 9, 2023
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co. Ltd.
    Inventors: Zhouwei Zhai, Rongsheng Huang, Ben Xu, Fei You, Ning Li, Wensong He
  • Patent number: 11562010
    Abstract: Embodiments of the present disclosure provide a method and apparatus for outputting information. A specific embodiment of the method includes: in response to receiving a query, detecting whether there is an entity slot in the query; in response to there being an entity slot in the query, adding the detected entity slot to a candidate slot; detecting, in the query, a relationship-determinative word of an entity; searching in a preset knowledge graph for a peripheral knowledge graph of the candidate slot; and inferring on the basis of the peripheral knowledge graph according to the relationship-determinative word, and outputting an entity word matching the relationship-determinative word.
    Type: Grant
    Filed: September 17, 2020
    Date of Patent: January 24, 2023
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co. Ltd.
    Inventors: Yafei Miao, Wensong He, Ben Xu, Jian Xie, Yipin Zhang, Yan Wang, Yongyi Liu, Chu Wang
  • Patent number: 11556719
    Abstract: Embodiments of the present disclosure relate to a dialogue interaction method and apparatus, a device and a storage medium, and relate to the field of artificial intelligence technology. The method may include: determining a first semantic encoding of received user information according to a sentence tree; determining a second semantic encoding for responding to the user information from a dialogue tree according to the first semantic encoding, the sentence tree and the dialogue tree being trained and obtained through sentence node information and/or word node information in a logical brain map sample; and determining a target response sentence of the second semantic encoding from the sentence tree, to be used for a dialogue with a user.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: January 17, 2023
    Assignees: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD., SHANGHAI XIAODU TECHNOLOGY CO. LTD.
    Inventors: Wensong He, Yafei Miao, Qichao Tang, Ben Xu, Jian Xie
  • Patent number: 11450318
    Abstract: The present disclosure provides a speech skill creating method and system, wherein the method comprises: providing a speech skill creating interface in response to a developer's speech skill creating instruction; obtaining basic information and content configuration of the speech skill through the speech skill creating interface; in response to the developer's online publication instruction, adding a corresponding speech interaction capability for the content of the speech skill, and creating and publishing the speech skill. It is possible to, by employing the solutions of the present disclosure, complete the creation of the speech skill without performing any programming, and improve the development efficiency of the speech skill.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: September 20, 2022
    Assignees: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD., SHANGHAI XIAODU TECHNOLOGY CO., LTD.
    Inventor: Yaowen Qi
  • Patent number: 11437036
    Abstract: The present disclosure discloses a smart speaker wake-up method, a smart speaker wake-up device, a smart speaker and a storage medium, relates to the technical field of speech recognition. The method of the present disclosure is applied to a wireless network including two or more smart speakers, and a specific implementation thereof is: receiving, speech information including a wake-up word; performing a recognition processing to the speech information to obtain identification information corresponding to the wake-up word; and waking up one smart speaker in the wireless network to enter listening state according to the identification information. The present disclosure may be applied to a scenario where multiple smart speakers coexist, so as to quickly select one smart speaker that is most likely to be wakened, avoiding a chaotic speech interaction caused by multiple smart speakers being wakened simultaneously, improving efficiency and quality of speech interaction and achieving better user experience.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: September 6, 2022
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co., Ltd.
    Inventors: Xiangdang Zhang, Xing Luo, Xiangdong Xue, Guohui Zhou, Wenjie Liao
  • Patent number: 11430441
    Abstract: The present application discloses a voice device, an interaction method of the voice device, a device and a storage medium, where the interaction method is applied to the voice device, the voice device is in communicational connection with a control device, and the interaction method includes: in response to a received wake-up message, starting a first target application indicated by the wake-up message; in response to received operation data of a user sent by the control device, generating a first control instruction according to the operation data of the user; controlling, according to the first control instruction, the first target application to perform an operation indicated by the first control instruction. As a result, remote control of the first target application of the voice device by a user is achieved, and the remote operation scenario of the voice device is also realized.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: August 30, 2022
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co. Ltd.
    Inventors: Jing Zhang, Weinan Li, Yingqiao Gao, Feng Liu, Yuxin Gao, Jian Yu, Hongwei Cao
  • Patent number: 11429882
    Abstract: Embodiments of the present disclosure relate to a method and apparatus for outputting information. The method can include: searching, in response to that user's behavior is preset repetitive behavior being detected, first guidance information matching the user's behavior in a preset guidance information set, where guidance information is used to guide a user to use speech instead of the preset repetitive behavior; and outputting the first guidance information.
    Type: Grant
    Filed: October 25, 2019
    Date of Patent: August 30, 2022
    Assignees: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD., SHANGHAI XIAODU TECHNOLOGY CO. LTD.
    Inventors: Bingbing Fan, Hao Liang
  • Patent number: 11379201
    Abstract: A wrapping method and device, a registration method and device, and a rendering apparatus are provided, which are related to a field of computer display technology. The specific implementation includes: receiving a creation instruction from a registry component, wherein the creation instruction includes an identification of a wrapper object to be registered, in a target code; and creating a corresponding wrapper object in the wrapper module, according to the identification of the wrapper object to be registered in the target code. In embodiments of the present application, a wrapper object may be quickly created in a wrapper module according to an identification of a wrapper object to be registered in a target code, which is beneficial to a reuse of a wrapper object, thereby improving code execution efficiency.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: July 5, 2022
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co. Ltd.
    Inventors: Yangyang Zhang, Longlong Li, Jingzhi Chen, Jianchi He, Shibo Zou
  • Patent number: 11355107
    Abstract: Embodiments of the present disclosure provide a voice smart device wake-up method, apparatus, device and storage medium. The method includes: receiving, by a master control device, a wake-up message sent by each smart device, the wake-up message comprising at least sound characteristics information, determining, by the master control device, a target smart device to be woken up according to the sound characteristics information, and sending, by the master control device, a wake-up instruction to the target smart device to be woken up, to wake up the target smart device to be woken up for responding to a voice request from a user. In a case where a plurality of smart devices share a same wake-up word, only one most suitable smart device is waken up to respond to a voice request of the user each time.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: June 7, 2022
    Assignees: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD., SHANGHAI XIAODU TECHNOLOGY CO. LTD.
    Inventors: Gaofei Cheng, Qin Xiong, Leilei Gao, Yan Zhang, Fei Wang
  • Patent number: 11348583
    Abstract: The present disclosure discloses a data processing method and apparatus for an intelligent device, and a storage medium, which relates to a field of artificial intelligence technologies. The method includes: extracting key voice information from collected user voice information; in a non-wireless fidelity (WiFi) network environment, transmitting the key voice information to a mobile terminal, so that the mobile terminal transmits the key voice information to a server, and receives a processing result fed back by the server after the server processes the key voice information; and obtaining the processing result from the mobile terminal to display the processing result.
    Type: Grant
    Filed: June 21, 2020
    Date of Patent: May 31, 2022
    Assignees: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD., SHANGHAI XIAODU TECHNOLOGY CO. LTD.
    Inventors: Yang Liu, Xi Xi, Long Quan
  • Patent number: 11335339
    Abstract: A voice interaction method and apparatus, a terminal, a server, and a readable storage medium are provided. The method includes the following steps: obtaining a user's demand according to the user's voice; determining a pre-stored task template matched with the user's demand; matching the user's demand with a necessary slot in the matched task template; and if the user's demand lacks content of the necessary slot, executing a step of obtaining the content of the necessary slot, to obtain the content of the necessary slot; wherein the task template is a template generated in advance according to information required for activating a task operation through voice, the slot is information in the task template, and the necessary slot is necessary information in the task template for activating the task operation.
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: May 17, 2022
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co., Ltd.
    Inventor: Tian Wang
  • Patent number: 11330521
    Abstract: The application discloses an intelligent device wake-up method, an intelligent device and a computer-readable storage medium. A specific implementation is: obtaining wake-up voice sent by a user; when determining that a current wake-up mode is a group wake-up mode, recognizing volume information corresponding to obtained wake-up voice, and determining wake-up delay time according to the volume information; when determining that the wake-up delay time is different from wake-up delay time corresponding to other intelligent device in the group, and no response information sent by other intelligent device in the group is obtained within the wake-up delay time, performing a wake-up process and playing response information when the wake-up delay time is over. Thus, it can ensure that only one intelligent device responds to the wake-up voice sent out by the user at any time, thereby avoiding the situation that multiple intelligent devices respond at the same time.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: May 10, 2022
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co., Ltd.
    Inventor: Dehong Yu
  • Patent number: 11322153
    Abstract: A conversation interaction method and apparatus, and a computer-readable storage medium are provided. The method includes: converting a speech to be recognized into a first text; inputting the first text into a semantic analysis model, to obtain intention information and slot information of the first text; and inputting the intention information and the slot information of the first text into a conversation state machine, to obtain interaction information corresponding to the first text. By using a semantic analysis model, intention information and slot information of a first text are obtained directly from the first text. The process in the existing technology, where a semantic analysis model needs to be used immediately after a language model, is avoided, thereby shortening processing time and making it possible to respond faster to a user. Further, by using the above scheme, calculation complexity and the cost of a whole system are reduced.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: May 3, 2022
    Assignees: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD., SHANGHAI XIAODU TECHNOLOGY CO. LTD.
    Inventors: Yunfei Xu, Guoguo Chen
  • Patent number: 11322138
    Abstract: A voice awakening method and device are provided. According to an embodiment, the method includes: receiving voice information of a user; obtaining an awakening confidence level corresponding to the voice information based on the voice information; determining, on the basis of the awakening confidence level, whether the voice information is suspected wake-up voice information; and performing, in response to determining the voice information being the suspected wake-up voice information, a secondary determination on the voice information to obtain a secondary determination result, and determining whether to perform a wake-up operation on the basis of the secondary determination result. The embodiment implements a secondary verification on the voice information, thereby reducing the probability that the smart device is mistakenly awakened.
    Type: Grant
    Filed: February 6, 2019
    Date of Patent: May 3, 2022
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co., Ltd.
    Inventors: Jun Li, Rui Yang, Lifeng Zhao, Xiaojian Chen, Yushu Cao
  • Patent number: 11315161
    Abstract: Disclosed are a method and apparatus for generating information. A method may include: acquiring total number information and initial routing information of a specified item, the initial routing information including current at least one piece of item supply link information and at least one piece of item display link information corresponding to the specified item; querying at least one initial link path between the at least one piece of item supply link information and the at least one piece of item display link information of the initial routing information; determining an updated link path between the at least one piece of item supply link information and the at least one piece of item display link information based on the total number information and the at least one initial link path; and generating and transmitting updated routing information through the updated link path.
    Type: Grant
    Filed: October 28, 2019
    Date of Patent: April 26, 2022
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co., Ltd.
    Inventors: Hongwei Cao, Yuedong Hu, Tengfei Tong, Junfang Yang, Shuying Deng
  • Patent number: 11315555
    Abstract: Embodiments of the present disclosure disclose a terminal holder and a far-field voice interaction system. A specific implementation of the terminal holder includes: a far-field voice pickup device and a voice analysis device. The far-field voice pickup device receives voice sent by a user, and sends the voice to the voice analysis device. The voice analysis device analyzes the voice, determines whether the voice contains a preset wake-up word, and sends the voice to a terminal in communication connection with the terminal holder when the preset wake-up word is contained. This embodiment receives voice sent by a user through the terminal holder supporting a far-field voice pickup function, thereby facilitating the far-field voice control over the terminal.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: April 26, 2022
    Assignees: Baidu Online Network Technology (Beijing) Co., Ltd., Shanghai Xiaodu Technology Co., Ltd.
    Inventors: Hong Su, Peng Li, Lifeng Zhao
  • Patent number: 11308942
    Abstract: Embodiments of the present disclosure relate to a method and apparatus for operating a smart terminal. The method for operating a smart terminal includes: parsing a currently inputted user voice command to a current text command; querying a historical text command record matching the current text command from a historical text command record set corresponding to a historical user voice command set; parsing the queried historical text command record to obtain a user's intention; sending a user request generated based on the user's intention to a resource database; and commanding an action component to take an action based on a response returned from the resource database and the user's intention.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: April 19, 2022
    Assignees: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD., SHANGHAI XIAODU TECHNOLOGY CO. LTD.
    Inventors: Qin Xiong, Gaofei Cheng, Leilei Gao, Fei Wang, Yue Liu, Wenlin Dong
  • Patent number: 11308948
    Abstract: The present disclosure provides an intelligent interaction processing method and apparatus, a device and a computer storage medium. The method comprises: performing intention recognition for a preceding feedback item already returned to the user; continuing to return a subsequent feedback item to the user based on the intention of the preceding feedback item. According to the present disclosure, it is possible to guess the user's subsequent intention based on the preceding feedback item, and continue to return the desired subsequent feedback item to the user without the user's operations, so that the present disclosure is more intelligentized and richer and simplifies the user's operations.
    Type: Grant
    Filed: October 29, 2018
    Date of Patent: April 19, 2022
    Assignees: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING) CO., LTD., SHANGHAI XIAODU TECHNOLOGY CO. LTD.
    Inventors: Mengmeng Zhang, Gang Zhang, Li Wan, Jia Liu, Xiangtao Jiang, Ran Xu
  • Patent number: 11302337
    Abstract: The present disclosure provides a voiceprint recognition method and apparatus, comprising: according to an obtained command speech, recognizing, in a voiceprint recognition manner, a user class sending a command speech; according to the user class, using a corresponding speech recognition model to perform speech recognition for the command speech, to obtain a command described by the command speech; providing resources according to the user class and command. The present disclosure can avoid the problems that in a conventional voiceprint recognition method in the prior art, a client needs to participate in voiceprint recognition, and the user's ID needs to be further recognized through a voiceprint training process, and that the user's degree of satisfaction is not high. While the user speaks naturally, it is feasible to perform processing for these very “ordinary” speech, and meanwhile complete the work of voiceprint recognition.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: April 12, 2022
    Assignees: BAIDU ONLINE NETWORK TECHNOLOGY (BEIJING.) CO., LTD., SHANGHAI XIAODU TECHNOLOGY CO. LTD.
    Inventors: Wenyu Wang, Yuan Hu