Abstract: Provided is a method for training a hint-based machine learning model configured to infer annotation information for target data, including obtaining training data for the machine learning model, wherein the training data includes a plurality of target data items provided with a plurality of annotation information items, and extracting a plurality of pixel groups from the plurality of target data items. The extracted plurality of pixel groups may be included in hint information. In addition, the method includes obtaining, from the plurality of annotation information items, a plurality of annotation classes corresponding to the extracted plurality of pixel groups to include the obtained plurality of annotation classes in the hint information, and training, by using the hint information, the machine learning model to infer the plurality of annotation information items associated with the plurality of target data items.
Abstract: Provided is a computing apparatus including: at least one memory; and at least one processor, wherein the at least one processor is configured to: perform a first classification on a plurality of tissues expressed in a pathological slide image by analyzing the pathological slide image, perform a second classification on a plurality of cells expressed in a pathological slide image by analyzing the pathological slide image, and calculate tumor purity including information on noise included in the pathological slide image by combining a first classification result and a second classification result.
Type:
Grant
Filed:
November 18, 2022
Date of Patent:
August 25, 2026
Assignee:
Lunit Inc.
Inventors:
Ga Hee Park, Chan Young Ock, Kyung Hyun Paeng
Abstract: A computing device according to an aspect includes at least one memory in which at least one command is stored, and at least one processor operating according to the at least one command, wherein the at least one processor is configured to generate information about cells and components of the cells expressed in a pathological slide image by analyzing the pathological slide image by using a machine learning model, extract at least one feature for the cells and the components based on the generated information, and control a display device to output information about the at least one feature.
Type:
Application
Filed:
February 11, 2026
Publication date:
August 20, 2026
Applicant:
Lunit Inc.
Inventors:
Jin Woo OH, Seungeun LEE, Soohyun HWANG, Woochan HWANG
Abstract: Provided is a computing apparatus including: at least one memory; and at least one processor, wherein the at least one processor is configured to: perform a first classification on a plurality of tissues expressed in a pathological slide image by analyzing the pathological slide image, perform a second classification on a plurality of cells expressed in a pathological slide image by analyzing the pathological slide image, and calculate tumor purity including information on noise included in the pathological slide image by combining a first classification result and a second classification result.
Type:
Grant
Filed:
March 24, 2022
Date of Patent:
August 11, 2026
Assignee:
LUNIT INC.
Inventors:
Ga Hee Park, Chan Young Ock, Kyung Hyun Paeng
Abstract: Provided are a method and an apparatus for interlocking a lesion location between a 2D medical image and 3D tomosynthesis images including a plurality of 3D image slices.
Type:
Grant
Filed:
February 9, 2024
Date of Patent:
July 28, 2026
Assignee:
Lunit Inc.
Inventors:
Jung Hee Jang, Do Hyun Lee, Woo Suk Lee, Rae Yeong Lee
Abstract: The present disclosure relates to a method, performed by at least one computing device, for providing information associated with immune phenotype for a pathology slide image. The method may include obtaining information associated with immune phenotype for one or more regions of interest (ROIs) in a pathology slide image, generating, based on the information associated with the immune phenotype for one or more ROIs, an image indicative of the information associated with the immune phenotype, and outputting the image indicative of the information associated with immune phenotype.
Abstract: An image analysis method and an image analysis system are disclosed. The method may include extracting training raw graphic data including at least one first node corresponding to a plurality of histological features of a training tissue slide image, and at least one first edge defined by a relationship between the histological features and generating training graphic data by sampling the first node of the training raw graphic data. The method may also include determining a parameter of a readout function by training a graph neural network (GNN) using the training graphic data and training output data corresponding to the training graphic data, and extracting inference graphic data including at least one second node corresponding to a plurality of histological features of an inference tissue slide image, and at least one second edge decided by a relationship between the histological features of the inference tissue slide image.
Abstract: The present disclosure relates to a method, performed by at least one computing device, for providing information associated with immune phenotype for a pathology slide image. The method may include obtaining information associated with immune phenotype for one or more regions of interest (ROIs) in a pathology slide image, generating, based on the information associated with the immune phenotype for one or more ROIs, an image indicative of the information associated with the immune phenotype, and outputting the image indicative of the information associated with immune phenotype.
Abstract: A computing device includes at least one memory, and at least one processor configured to analyze at least one object expressed in a pathological slide image, evaluate quality of the pathological slide image based on a result of the analyzing, and perform at least one additional operation according to a result of the evaluating.
Type:
Grant
Filed:
May 3, 2024
Date of Patent:
June 9, 2026
Assignee:
Lunit Inc.
Inventors:
Ga Hee Park, Kyung Hyun Paeng, Chan Young Ock, Sang Hoon Song, Suk Jun Kim
Abstract: A method of outputting a pathology slide image includes receiving a user input related to a method of outputting at least one region included in the pathology slide image, based on the user input, determining an area of a guide to be output on the pathology slide image and a region of the pathology slide image included in the guide, and based on the determined area and region, outputting the pathology slide image on which the guide is overlaid.
Abstract: Provided is a computing device including at least one memory, and at least one processor configured to obtain a first pathological slide image one of a first object and biological information of the first object, generate training data by using at least one first patch included in the first pathological slide image, and the biological information, train a first machine learning model based on the training data, and analyze a second pathological slide image of a second object by using the trained first machine learning model.
Type:
Application
Filed:
December 24, 2025
Publication date:
April 30, 2026
Applicant:
Lunit Inc.
Inventors:
Dong Geun YOO, Sang Hoon Song, Chan Young OCK, Won Kyung Jung, Soo Ick Cho, Kyung Hyun Paeng
Abstract: A method for measuring a size change of a target lesion in an X-ray image is provided, including receiving a first X-ray image including the target lesion and a second X-ray image including the target lesion, calculating an occupancy of a region corresponding to the target lesion in criterion regions in each of the first X-ray image and the second X-ray image, and measuring a size change of the target lesion based on the calculated occupancies.
Abstract: A method, performed by at least one processor, for training a machine learning model for detecting an abnormal region in a pathological slide image is disclosed. The method including receiving one or more first pathological slide images, determining, from the received one or more first pathological slide images, a normal region based on an abnormality condition indicative of a condition of an abnormal region, generating a first set of training data including the determined normal region, generating the abnormal region by performing image processing corresponding to the abnormality condition with respect to at least partial region in the received one or more first pathological slide images, and generating a second set of training data including the generated abnormal region.
Type:
Application
Filed:
November 6, 2025
Publication date:
March 5, 2026
Applicant:
LUNIT INC.
Inventors:
Donggeun YOO, Jaehong AUM, Minuk MA, Jeong Un RYU
Abstract: A computing device includes at least one memory, and at least one processor configured to generate, based on first analysis on a pathological slide image, first biomarker expression information, generate, based on a user input for updating at least some of results of the first analysis, second biomarker expression information about the pathological slide image, and control a display device to output a report including medical information about at least some regions included in the pathological slide image, based on at least one of the first biomarker expression information or the second biomarker expression information.
Type:
Application
Filed:
October 30, 2025
Publication date:
February 26, 2026
Applicant:
LUNIT INC.
Inventors:
Jeong Seok KANG, Dong Geun YOO, Soo Ick CHO, Won Kyung JUNG
Abstract: A method of outputting a pathology slide image includes receiving a user input related to a method of outputting at least one region included in the pathology slide image, based on the user input, determining an area of a guide to be output on the pathology slide image and a region of the pathology slide image included in the guide, and based on the determined area and region, outputting the pathology slide image on which the guide is overlaid.
Abstract: Provided is a method for performing a prediction work on a target image, including dividing the target image into a plurality of sub-images, generating prediction results for a plurality of pixels included in each of the plurality of divided sub-images, applying weights to the prediction results for the plurality of pixels, and merging the prediction results for the plurality of pixels applied with the weights.
Abstract: Provided is a computing device including at least one memory, and at least one processor configured to obtain a first pathological slide image one of a first object and biological information of the first object, generate training data by using at least one first patch included in the first pathological slide image, and the biological information, train a first machine learning model based on the training data, and analyze a second pathological slide image of a second object by using the trained first machine learning model.
Type:
Grant
Filed:
March 3, 2023
Date of Patent:
January 20, 2026
Assignee:
Lunit Inc.
Inventors:
Dong Geun Yoo, Sang Hoon Song, Chan Young Ock, Won Kyung Jung, Soo Ick Cho, Kyung Hyun Paeng
Abstract: An operating method of a medical data selecting apparatus operated by at least one processor includes generating training data including partial medical data sampled from mass medical data and annotated data of the partial medical data, extracting candidate data for annotation from the mass medical data, the candidate data being at least a portion of the mass medical data, acquiring inference results that are inferred from the candidate data by an artificial intelligence (AI) model trained based on the training data and selecting target data for annotation to be used in next training of the AI model, from among the candidate data based on the inference results.
Abstract: The present disclosure relates to a method, performed by at least one computing device, for predicting a response to an immune checkpoint inhibitor. The method includes receiving a first pathology slide image, detecting one or more target items in the first pathology slide image, determining at least one of an immune phenotype of at least some regions in the first pathology slide image or information associated with the immune phenotype based on the detection result for the one or more target items, and generating a prediction result as to whether or not a patient associated with the first pathology slide image responds to the immune checkpoint inhibitor, based on the immune phenotype of the at least some regions in the first pathology slide image or the information associated with the immune phenotype.