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Offline imitation learning (IL) is a powerful method to solve decision-making problems from expert demonstrations without reward labels. Existing offline IL methods suffer from severe performance degeneration under limited expert data.…

Machine Learning · Computer Science 2023-01-11 Wenjia Zhang , Haoran Xu , Haoyi Niu , Peng Cheng , Ming Li , Heming Zhang , Guyue Zhou , Xianyuan Zhan

Weakly supervised instance labeling using only image-level labels, in lieu of expensive fine-grained pixel annotations, is crucial in several applications including medical image analysis. In contrast to conventional instance segmentation…

Computer Vision and Pattern Recognition · Computer Science 2019-07-31 Jayaraman J. Thiagarajan , Satyananda Kashyap , Alexandros Karagyris

In this paper, we introduce InstructSAM, a unified and streamlined framework designed for multi-instance segmentation under arbitrary instructions. We formulates instruction-driven instance segmentation as a set-structured query prediction…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Yuqian Yuan , Wentong Li , Zhaocheng Li , Yutong Lin , Juncheng Li , Siliang Tang , Jun Xiao , Yueting Zhuang , Wenqiao Zhang

Conventional Time Series Classification (TSC) methods are often black boxes that obscure inherent interpretation of their decision-making processes. In this work, we leverage Multiple Instance Learning (MIL) to overcome this issue, and…

Machine Learning · Computer Science 2024-03-19 Joseph Early , Gavin KC Cheung , Kurt Cutajar , Hanting Xie , Jas Kandola , Niall Twomey

Multiple instance learning (MIL) is often used in medical imaging to classify high-resolution 2D images by processing patches or classify 3D volumes by processing slices. However, conventional MIL approaches treat instances separately,…

Machine Learning · Computer Science 2025-11-13 Ethan Harvey , Dennis Johan Loevlie , Michael C. Hughes

Multiple instance learning (MIL) has been increasingly used in the classification of histopathology whole slide images (WSIs). However, MIL approaches for this specific classification problem still face unique challenges, particularly those…

Computer Vision and Pattern Recognition · Computer Science 2022-03-24 Hongrun Zhang , Yanda Meng , Yitian Zhao , Yihong Qiao , Xiaoyun Yang , Sarah E. Coupland , Yalin Zheng

Multi-instance learning is a type of weakly supervised learning. It deals with tasks where the data is a set of bags and each bag is a set of instances. Only the bag labels are observed whereas the labels for the instances are unknown. An…

Machine Learning · Computer Science 2021-05-05 Weijia Zhang

The paper proposes a novel multi-class Multiple-Instance Learning (MIL) problem called Learning from Majority Label (LML). In LML, the majority class of instances in a bag is assigned as the bag-level label. The goal of LML is to train a…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 Shiku Kaito , Shinnosuke Matsuo , Daiki Suehiro , Ryoma Bise

Recently, pathological diagnosis has achieved superior performance by combining deep learning models with the multiple instance learning (MIL) framework using whole slide images (WSIs). However, the giga-pixeled nature of WSIs poses a great…

Computer Vision and Pattern Recognition · Computer Science 2024-10-31 Zijie Fang , Yifeng Wang , Ye Zhang , Zhi Wang , Jian Zhang , Xiangyang Ji , Yongbing Zhang

Multiple instance learning (MIL) is a key algorithm for classification of whole slide images (WSI). Histology WSIs can have billions of pixels, which create enormous computational and annotation challenges. Typically, such images are…

Image and Video Processing · Electrical Eng. & Systems 2021-11-03 Andriy Myronenko , Ziyue Xu , Dong Yang , Holger Roth , Daguang Xu

In recent years, there has been a rapid growth in the application of machine learning techniques that leverage aviation data collected from commercial airline operations to improve safety. Anomaly detection and predictive maintenance have…

Machine Learning · Statistics 2021-03-11 Marc-Henri Bleu-Laine , Tejas G. Puranik , Dimitri N. Mavris , Bryan Matthews

As systems are getting more autonomous with the development of artificial intelligence, it is important to discover the causal knowledge from observational sensory inputs. By encoding a series of cause-effect relations between events,…

Machine Learning · Computer Science 2020-01-16 Yuhao Wang , Vlado Menkovski , Hao Wang , Xin Du , Mykola Pechenizkiy

Consider learning an imitation policy on the basis of demonstrated behavior from multiple environments, with an eye towards deployment in an unseen environment. Since the observable features from each setting may be different, directly…

Machine Learning · Statistics 2023-11-06 Ioana Bica , Daniel Jarrett , Mihaela van der Schaar

Aerial scenes are more complicated in terms of object distribution and spatial arrangement than natural scenes due to the bird view, and thus remain challenging to learn discriminative scene representation. Recent solutions design…

Computer Vision and Pattern Recognition · Computer Science 2022-05-30 Jingjun Yi , Beichen Zhou

Standard imitation learning can fail when the expert demonstrators have different sensory inputs than the imitating agent. This is because partial observability gives rise to hidden confounders in the causal graph. In previous work, to work…

Machine Learning · Computer Science 2024-08-27 Risto Vuorio , Pim de Haan , Johann Brehmer , Hanno Ackermann , Daniel Dijkman , Taco Cohen

Multiple Instance Learning (MIL) is a popular weakly-supervised method for various applications, with a particular interest in histological whole slide image (WSI) classification. Due to the gigapixel resolution of WSI, applications of MIL…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Wenhui Zhu , Peijie Qiu , Xiwen Chen , Zhangsihao Yang , Aristeidis Sotiras , Abolfazl Razi , Yalin Wang

Multiple instance learning (MIL) is a promising approach for weakly supervised classification in pathology using whole slide images (WSIs). However, conventional MIL methods such as Attention-Based Deep Multiple Instance Learning (ABMIL)…

Image and Video Processing · Electrical Eng. & Systems 2025-04-28 Hassan Keshvarikhojasteh , Mihail Tifrea , Sibylle Hess , Josien P. W. Pluim , Mitko Veta

In-Context Learning (ICL) is a technique by which language models make predictions based on examples provided in their input context. Previously, their context window size imposed a limit on the number of examples that can be shown, making…

Computation and Language · Computer Science 2025-05-29 Jinheon Baek , Sun Jae Lee , Prakhar Gupta , Geunseob Oh , Siddharth Dalmia , Prateek Kolhar

Multiple Instance Learning (MIL) is a cornerstone approach in computational pathology (CPath) for generating clinically meaningful slide-level embeddings from gigapixel tissue images. However, MIL often struggles with small, weakly…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Daniel Shao , Richard J. Chen , Andrew H. Song , Joel Runevic , Ming Y. Lu , Tong Ding , Faisal Mahmood

In this work, we introduce a new information-theoretic perspective on Multiple Instance Learning (MIL) for parameter estimation with i.i.d. data, and show that MIL can outperform single-instance learners in low-signal regimes. Prior work…

Machine Learning · Computer Science 2025-12-03 Atakan Azakli , Bernd Stelzer