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Multiple Instance Learning

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하위 태스크
0
평가표
5
보존된 평가 기록
28

Multiple Instance Learning is a type of weakly supervised learning algorithm where training data is arranged in bags, where each bag contains a set of instances $X=\\{x_1,x_2, \ldots,x_M\\}$, and there is one single label $Y$ per bag, $Y\in\\{0, 1\\}$ in the case of a binary classification problem. It is assumed that individual labels $y_1, y_2,\ldots, y_M$ exist for the instances within a bag, but they are unknown during training. In the standard Multiple Instance assumption, a bag is considered negative if all its instances are negative. On the other hand, a bag is positive, if at least one instance in the bag is positive.

Source: Monte-Carlo Sampling applied to Multiple Instance Learning for Histological Image Classification

데이터셋

출처에 같은 태스크 이름으로 연결된 데이터셋입니다. 동명 태스크가 포함될 수 있으므로, 비교할 때는 평가 결과의 조건도 확인하세요.

CAMELYON16

The dataset consists of 400 whole-slide images (WSIs) of lymph node sections stained with hematoxylin and eosin (H&E), collected from two medical centers in the Netherlands. The WSIs are stored in a multi-resolution pyramid format, allowing for efficient retrieval of image subregions at different magnification levels. The training set includes two subsets: - 170 WSIs (100 normal, 70 with metastases) from Radboud University Medical Center - 100 WSIs (60 normal, 40 with metastases) from University Medical Center Utrecht The test set consists of 130 WSIs from both institutions. Ground truth data for metastases is provided as XML files with annotated contours and WSI binary masks. The Camelyon16 dataset aims to reduce the workload and subjectivity in cancer diagnosis by pathologists. It serves as a benchmark for evaluating algorithms that can automatically detect metastases in histopathological images, focusing on breast cancer in sentinel lymph nodes. Researchers can develop and refine machine learning models for automated detection of metastases. The dataset allows for performance comparisons of different detection algorithms. Automated systems can be integrated into clinical workflows to enhance diagnostic accuracy and efficiency. The dataset is valuable for training medical professionals in digital pathology and AI applications in diagnostics.

UCF-Crime

The UCF-Crime dataset is a large-scale dataset of 128 hours of videos. It consists of 1900 long and untrimmed real-world surveillance videos, with 13 realistic anomalies including Abuse, Arrest, Arson, Assault, Road Accident, Burglary, Explosion, Fighting, Robbery, Shooting, Stealing, Shoplifting, and Vandalism. These anomalies are selected because they have a significant impact on public safety. This dataset can be used for two tasks. First, general anomaly detection considering all anomalies in one group and all normal activities in another group. Second, for recognizing each of 13 anomalous activities. Source: Video Anomaly Dection Dataset

AVE

To investigate three temporal localization tasks: supervised and weakly-supervised audio-visual event localization, and cross-modality localization. Source: Audio-Visual Event Localization in Unconstrained Videos

Elephant

The Elephant MIL dataset is a benchmark used in multiple instance learning (MIL), which falls under the broader categories of image classification and content-based image retrieval. The task is to determine if an image contains an elephant. Each image is treated as a "bag," and within each bag, the image is segmented into various regions called "instances," represented by feature vectors that capture visual characteristics like color, texture, and shape. A bag is labeled as positive if at least one instance contains an elephant, and negative if none of the instances do. The dataset includes 200 images (bags) with a total of 1220 1220 segments (instances), averaging ~6.1 segments per image. The challenge is that only some segments in a positive image might actually show an elephant, so the goal is to correctly classify the entire image based on these segments. This dataset is widely used to evaluate MIL algorithms, especially in cases where only parts of the data might contain the relevant information.

DAiSEE

DAiSEE is a multi-label video classification dataset comprising of 9,068 video snippets captured from 112 users for recognizing the user affective states of boredom, confusion, engagement, and frustration "in the wild". The dataset has four levels of labels namely - very low, low, high, and very high for each of the affective states, which are crowd annotated and correlated with a gold standard annotation created using a team of expert psychologists. Source: DAiSEE: Towards User Engagement Recognition in the Wild

SPOT

The SPOT dataset contains 197 reviews originating from the Yelp'13 and IMDB collections ([1][2]), annotated with segment-level polarity labels (positive/neutral/negative). Annotations have been gathered on 2 levels of granulatiry: - Sentences - Elementary Discourse Units (EDUs), i.e. sub-sentence clauses produced by a state-of-the-art RST parser This dataset is intended to aid sentiment analysis research and, in particular, the evaluation of methods that attempt to predict sentiment on a fine-grained, segment-level basis. Source: SPOT

Wiki-en

Wiki-en is an annotated English dataset for domain detection extracted from Wikipedia. It includes texts from 7 different domains: “Business and Commerce” (BUS), “Government and Politics” (GOV), “Physical and Mental Health” (HEA), “Law and Order” (LAW), “Lifestyle” (LIF), “Military” (MIL), and “General Purpose” (GEN). Source: https://arxiv.org/pdf/1907.11499.pdf

Wiki-zh

Wiki-zh is an annotated Chinese dataset for domain detection extracted from Wikipedia. It includes texts from 7 different domains: “Business and Commerce” (BUS), “Government and Politics” (GOV), “Physical and Mental Health” (HEA), “Law and Order” (LAW), “Lifestyle” (LIF), “Military” (MIL), and “General Purpose” (GEN). It contains 26,280 documents split into training, validation and test. Source: https://arxiv.org/pdf/1907.11499.pdf

CamNuvem Dataset

This dataset focuses only on the robbery category, presenting a new weakly labelled dataset that contains 486 new real–world robbery surveillance videos acquired from public sources.

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