Patents by Inventor Jiacheng Ni

Jiacheng Ni 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).

  • Patent number: 12020125
    Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product for information processing. In an information processing method, a first network state representation and a first content request event of an emulated network are provided from an emulator to an agent for reinforcement learning, wherein the first content request event indicates that a request node in the emulated network requests target content stored in a source node. The emulator receives first action information from the agent, wherein the first action information indicates a first caching action determined by the agent, the first caching action including caching the target content in at least one caching node between the request node and the source node. The emulator collects, based on the execution of the first caching action in the emulated network, first training data for training the agent.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: June 25, 2024
    Assignee: EMC IP Holding Company LLC
    Inventors: Zijia Wang, Chenxi Hu, Jiacheng Ni, Zhen Jia
  • Publication number: 20240203095
    Abstract: Embodiments of the present disclosure relate to a method, a device, and a computer program product for verifying a classification result. The method comprises: obtaining a plurality of clusters for training samples by clustering feature representations of the training samples using labels of the training samples; determining, based on the plurality of clusters, a clustering class to which an input image belongs; acquiring a classification result of a classification model for the input image; and verifying the degree of reliability of the classification result for the input image based on the clustering class and the classification result. In this manner, the verification according to embodiments of the present disclosure not only easily combines domain-specific knowledge and improves the detection precision, but also saves computational overhead and storage resources, thus enabling the solution to be deployed in edge devices or Internet of Things devices with limited computational power.
    Type: Application
    Filed: February 6, 2023
    Publication date: June 20, 2024
    Inventors: Jinpeng Liu, Zijia Wang, Jiacheng Ni, Zhen Jia
  • Patent number: 12014454
    Abstract: Embodiments of the present disclosure relate to a method, an electronic device, and a computer program product for generating an avatar. The method includes generating an indication of correlation among image information, audio information, and text information of a video. The method may further include generating, based on the indication of the correlation, a first feature set and a second feature set representing features of a target object in the video, wherein the first feature set represents invariant features of the target object in the video, and the second feature set represents equivariant features of the target object in the video. The method may further include generating the avatar based on the first feature set and the second feature set. With this method, the generated avatar can be made more accurate and vivid with a better effect, while also reducing data annotation cost, improving operation efficiency, and enhancing user experience.
    Type: Grant
    Filed: March 7, 2022
    Date of Patent: June 18, 2024
    Assignee: Dell Products L.P.
    Inventors: Zijia Wang, Danqing Sha, Jiacheng Ni, Zhen Jia
  • Patent number: 12010009
    Abstract: Embodiments of the present disclosure relate to a method for distributing content, an electronic device, and a computer program product. The method for distributing content provided in embodiments of the present disclosure includes acquiring neighboring topological information of a plurality of nodes in a collaborative storage network, the plurality of nodes being used for collaboratively storing a plurality of contents requested by a client, the neighboring topological information at least indicating a one-hop relationship between directly connected one-hop node pairs among the plurality of nodes and a two-hop relationship between two-hop node pairs connected via an intermediate node among the plurality of nodes; determining a potential cost of transmitting a plurality of to-be-distributed contents among the plurality of nodes based on the neighboring topological information; and distributing a target content among the plurality of contents to a node among the plurality of nodes based on the potential cost.
    Type: Grant
    Filed: August 9, 2021
    Date of Patent: June 11, 2024
    Assignee: EMC IP Holding Company LLC
    Inventors: Wenbin Yang, Jiacheng Ni, Zhen Jia
  • Publication number: 20240185830
    Abstract: Embodiments of the present disclosure relate to a method, a device, and a computer program product for text to speech. The method includes encoding a reference waveform of a first speaker to obtain an encoded style feature separated from a second speaker. The method further includes transferring the encoded style feature to a spectrogram obtained by encoding an input text, to obtain a style transferred spectrogram. The method further includes converting the style transferred spectrogram into a time-domain speech waveform. According to the method for text to speech in the present disclosure, a comparative learning framework can also flexibly and effectively synthesize speech with a style of a target speaker, thus realizing lightweight speech style transfer, making it possible to learn high-quality and recognizable features of speech synthesis, and realizing effective speaker feature learning. In addition, the model will be beneficial to other downstream tasks.
    Type: Application
    Filed: November 21, 2022
    Publication date: June 6, 2024
    Inventors: Wenbin Yang, Zijia Wang, Jiacheng Ni, Zhen Jia
  • Publication number: 20240185583
    Abstract: Embodiments disclosed herein include a method, an electronic device, and a computer program product for target image processing. The method includes receiving a target image and generating a first Shapley value for a feature of the target image based on the received target image. The method further includes sending, in response to satisfying a predetermined condition, a request for acquiring a second Shapley value to a cloud server. The method further includes receiving the second Shapley value for a latent feature of the target image from the cloud server, where the second Shapley value is more accurate than the first Shapley value. In some embodiments, through joint collaboration between a terminal device such as an edge device and a cloud server, rapid calculation of a Shapley value can be achieved at the terminal device, and accurate calculation of a Shapley value can be achieved at the cloud server.
    Type: Application
    Filed: November 16, 2022
    Publication date: June 6, 2024
    Inventors: Zijia Wang, Sanping Li, Jiacheng Ni, Zhen Jia
  • Publication number: 20240185564
    Abstract: Embodiments of the present disclosure relate to a method, an electronic device, and a computer program product for acquiring an image. The method includes distilling an original image set through a capsule neural network model to generate a distilled image set, wherein the distilled image set includes a plurality of distilled images. The method further includes acquiring a first feature of a first image through the capsule neural network model. The method further includes acquiring a plurality of distilling features of the plurality of distilled images respectively through the capsule neural network model. The method further includes determining a plurality of similarities between the first feature and the plurality of distilling features respectively. The method further includes acquiring at least one original image matching the first image based on the plurality of similarities.
    Type: Application
    Filed: November 18, 2022
    Publication date: June 6, 2024
    Inventors: Zijia Wang, Jinpeng Liu, Jiacheng Ni, Zhen Jia
  • Patent number: 11995881
    Abstract: Embodiments of the present disclosure relate to a method, an electronic device, and a computer program product for training a data classification model. The method includes generating a first training rule based on probabilities of classifying a plurality of sample data into corresponding classes by a data classification model. The method also includes generating a second training rule based on relevances of the plurality of sample data to the corresponding classes. In addition, the method also includes training the data classification model using the first training rule and the second training rule. With this method, a data classification model is trained, so that the data classification accuracy of the data classification model and the robustness to noise can be improved.
    Type: Grant
    Filed: January 21, 2022
    Date of Patent: May 28, 2024
    Assignee: Dell Products L.P.
    Inventors: Zijia Wang, Wenbin Yang, Jiacheng Ni, Zhen Jia
  • Patent number: 11989263
    Abstract: A method in one embodiment includes receiving, at an edge device, new data for training a model, the edge device having stored distilled data used to represent historical data to train the model, the historical data being stored in a remote device, and the amount of the historical data being greater than the amount of the distilled data. The method further includes training the model based on the new data and the distilled data. With the data processing solution of this embodiment, the model can be trained at the edge device with fewer storage resources based on the distilled data, thereby achieving higher model accuracy.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: May 21, 2024
    Assignee: EMC IP Holding Company LLC
    Inventors: Zijia Wang, Jiacheng Ni, Zhen Jia
  • Patent number: 11983207
    Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product for information processing. In an information processing method, based on multiple weights corresponding to multiple words in text, a computing device determines a target object associated with the text among predetermined multiple objects, and also determines, among the multiple words, a set of key words with respect to the determination of the target object. Next, the computing device determines, among the set of key words, a set of target words related to a text topic of the text. Then, the computing device outputs the set of target words and an identifier of the target object in an associated manner. In this way, the credibility of the target object associated with the text that is determined by the information processing method is improved, thereby improving the user experience of the information processing method.
    Type: Grant
    Filed: January 12, 2021
    Date of Patent: May 14, 2024
    Assignee: EMC IP Holding Company LLC
    Inventors: Zijia Wang, Jiacheng Ni, Zhen Jia, Bo Wei, Chun Xi Chen
  • Patent number: 11973782
    Abstract: Embodiments of the present disclosure relate to a computer-implemented method, device, and computer program product. The method includes: determining, based on a set of user behavior data over a first time period, a set of behavioral features for a user behavior over the first time period. The method further includes: determining, based on the set of behavioral features, a set of anomaly scores for the user behavior according to an anomaly detection model. The anomaly detection model is trained based on user behavior data over a second time period. The method further includes: updating a previously determined anomaly score threshold based on comparison of the determined set of anomaly scores with the anomaly score threshold. The anomaly score threshold is used for indicating whether the user behavior is anomalous. By continuously updating the anomaly score threshold, the solution uses the updated anomaly score threshold for anomaly detection of user behavior.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: April 30, 2024
    Assignee: Dell Products L.P.
    Inventors: Qiang Chen, Jiacheng Ni, Zijia Wang, Zhen Jia
  • Patent number: 11971777
    Abstract: A method in an illustrative embodiment of the present disclosure includes determining, utilizing a first diagnosis model deployed in a storage system, whether a cause of a fault belongs to environmental factors. The method further includes determining, responsive to determining that the cause of the fault belongs to the environmental factors, whether the fault can be solved locally in the storage system. The method further includes sending, responsive to determining that the fault cannot be solved locally in the storage system, the fault to a second diagnosis model, wherein the first diagnosis model is obtained by distilling the second diagnosis model. According to the method for fault diagnosis of the present disclosure, particular faults can be diagnosed and solved locally in a storage system, so that the workload of a customer support team of the storage system in a cloud can be reduced.
    Type: Grant
    Filed: November 21, 2022
    Date of Patent: April 30, 2024
    Assignee: Dell Products L.P.
    Inventors: Jiacheng Ni, Jinpeng Liu, Zijia Wang, Zhen Jia
  • Patent number: 11971802
    Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product for code defect detection. The method described here includes determining log information associated with a defect based on the defect reported during testing of a software product. The method further includes determining a nature of the defect based on the log information. The method further includes determining, based on the nature, the log information, and a memory image file generated when the defect is reported, target code in code of the software product that causes the defect, in response to the nature indicating that the defect is caused by the code of the software product and needs to be repaired. By using the solution of the present application, different analysis strategies for defects may be adopted based on natures of the defects, thereby improving the efficiency of detecting code defects.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: April 30, 2024
    Assignee: EMC IP Holding Company LLC
    Inventors: Jiacheng Ni, Rong Sheng, Ke Shan
  • Publication number: 20240134784
    Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a medium for bug classification. The method includes determining, based on description information of a bug generated during product testing, classification information of the bug through at least one trained computing model; presenting the classification information of the bug; determining, based on user interaction for the presented classification information, whether performance of the at least one computing model satisfies a predetermined condition; and determining that the at least one computing model needs to be retrained in response to determining that the performance of the at least one computing model does not satisfy the predetermined condition. In this way, automatic classification of the bug is realized, and the computing model can be dynamically adjusted by retraining, so as to ensure accuracy of the automatic classification and improve efficiency of bug processing.
    Type: Application
    Filed: November 11, 2022
    Publication date: April 25, 2024
    Inventors: Jiacheng Ni, Zijia Wang, Bin He, Zhen Jia
  • Publication number: 20240134935
    Abstract: Embodiments of the present disclosure relate to a method, a device, and a computer program product for model arrangement. The method includes determining a target model for processing data. The method further includes dividing the target model into a plurality of modules that implement different tasks. The method further includes determining a quantity of parameters of a target module in the plurality of modules and a size of transmission data related to the target module. The method further includes determining an arrangement position of the target module based on the quantity and the size. With this method, the amount of data transmitted can be minimized, and the computing time and the presentation time of information presented to users can be reduced, thereby improving the user experience.
    Type: Application
    Filed: November 11, 2022
    Publication date: April 25, 2024
    Inventors: Zijia Wang, Jinpeng Liu, Jiacheng Ni, Zhen Jia
  • Publication number: 20240134937
    Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product for detecting model performance. The method may include acquiring a prediction result of an input feature using a target model to determine a confidence of the prediction result. The method may further include reconstructing the input feature using a self-coding model to determine a reconstruction error, the reconstruction error being a difference between the input feature before being reconstructed by the self-coding model and the input feature after being reconstructed by the self-coding model. In addition, the method may include determining a detection result of the target model at least based on a comparison between the confidence and a first threshold and a comparison between the reconstruction error and a second threshold.
    Type: Application
    Filed: November 10, 2022
    Publication date: April 25, 2024
    Inventors: Jiacheng Ni, Zijia Wang, Sanping Li, Zhen Jia
  • Publication number: 20240133699
    Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product for determining a navigation path. The method may include acquiring a source geographical location and a destination geographical location received from a user side device. In addition, the method may include determining a navigation path from the source geographical location to the destination geographical location based on a communication resource heat database, the communication resource heat database including at least a plurality of geographical regions associated with the navigation path and communication resource heat of each of the plurality of geographical regions, the communication resource heat including signal quality, signal strength, and a remaining resource capacity. Then, the method may include sending the determined navigation path to the user side device.
    Type: Application
    Filed: November 22, 2022
    Publication date: April 25, 2024
    Inventors: Bin He, Wenlei Wu, Jiacheng Ni, Zhen Jia
  • Publication number: 20240126634
    Abstract: A method in an illustrative embodiment of the present disclosure includes determining, utilizing a first diagnosis model deployed in a storage system, whether a cause of a fault belongs to environmental factors. The method further includes determining, responsive to determining that the cause of the fault belongs to the environmental factors, whether the fault can be solved locally in the storage system. The method further includes sending, responsive to determining that the fault cannot be solved locally in the storage system, the fault to a second diagnosis model, wherein the first diagnosis model is obtained by distilling the second diagnosis model. According to the method for fault diagnosis of the present disclosure, particular faults can be diagnosed and solved locally in a storage system, so that the workload of a customer support team of the storage system in a cloud can be reduced.
    Type: Application
    Filed: November 21, 2022
    Publication date: April 18, 2024
    Inventors: Jiacheng Ni, Jinpeng Liu, Zijia Wang, Zhen Jia
  • Publication number: 20240119260
    Abstract: An apparatus comprises a processing device configured to train first and second machine learning models utilizing a first training dataset comprising inputs each associated with a class label of one of a set of classes and a second training dataset comprising distilled representations of the two or more classes, and to identify candidate adversarial example inputs utilizing the trained first and second machine learning models. The processing device is further configured to determine whether the candidate adversarial example inputs are true positive adversarial example inputs based on a confidence-aware clustering and to generate an updated first training dataset comprising corrected class labels for the true positive adversarial example inputs and an updated second training dataset comprising updated distilled representations determined utilizing the corrected class labels.
    Type: Application
    Filed: September 28, 2022
    Publication date: April 11, 2024
    Inventors: Zijia Wang, Jiacheng Ni, Jinpeng Liu, Zhen Jia, Kenneth Durazzo
  • Patent number: 11928141
    Abstract: Embodiments of the present disclosure relate to a method, an electronic device, and a computer program product for retrieving service requests. The method includes determining a hash value of a service request based on the service request. The method further includes determining request pairs based on correlations between the hash value of the service request and a plurality of hash values of a plurality of historical service requests. The method further includes determining a semantic correlation between the service request and the historical service request in each of the plurality of request pairs. The method further includes determining, based on the determined semantic correlation between each request pair, a probability indicating that the service request and the historical service request in the request pair use the same solution. The method further includes determining a retrieved historical service request based on the probability.
    Type: Grant
    Filed: November 29, 2022
    Date of Patent: March 12, 2024
    Assignee: Dell Products L.P.
    Inventors: Jiacheng Ni, Zijia Wang, Jinpeng Liu