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In multi-instance (MI) learning, each object (bag) consists of multiple feature vectors (instances), and is most commonly regarded as a set of points in a multidimensional space. A different viewpoint is that the instances are realisations…

机器学习 · 统计学 2018-10-16 Kajsa Møllersen , Jon Yngve Hardeberg , Fred Godtliebsen

In recent years, we know that the interaction with images has increased. Image similarity involves fetching similar-looking images abiding by a given reference image. The target is to find out whether the image searched as a query can…

计算机视觉与模式识别 · 计算机科学 2022-05-19 Sayan Nath , Nikhil Nayak

Learning to sample from intractable distributions over discrete sets without relying on corresponding training data is a central problem in a wide range of fields, including Combinatorial Optimization. Currently, popular deep learning-based…

机器学习 · 计算机科学 2025-08-25 Sebastian Sanokowski , Sepp Hochreiter , Sebastian Lehner

Deep neural networks implement a sequence of layer-by-layer operations that are each relatively easy to understand, but the resulting overall computation is generally difficult to understand. We consider a simple hypothesis for interpreting…

机器学习 · 计算机科学 2022-11-29 Richard D. Lange , Devin Kwok , Jordan Matelsky , Xinyue Wang , David S. Rolnick , Konrad P. Kording

Many interesting machine learning problems are best posed by considering instances that are distributions, or sample sets drawn from distributions. Previous work devoted to machine learning tasks with distributional inputs has done so…

机器学习 · 统计学 2021-01-15 Danica J. Sutherland , Junier B. Oliva , Barnabás Póczos , Jeff Schneider

Real-life data are often non-IID due to complex distributions and interactions, and the sensitivity to the distribution of samples can differ among learning models. Accordingly, a key question for any supervised or unsupervised model is…

机器学习 · 计算机科学 2023-10-03 Zhilin Zhao , Longbing Cao

Many learning algorithms such as kernel machines, nearest neighbors, clustering, or anomaly detection, are based on the concept of 'distance' or 'similarity'. Before similarities are used for training an actual machine learning model, we…

Understanding what information neural networks capture is an essential problem in deep learning, and studying whether different models capture similar features is an initial step to achieve this goal. Previous works sought to define metrics…

机器学习 · 计算机科学 2020-07-27 Yunzhen Feng , Runtian Zhai , Di He , Liwei Wang , Bin Dong

We study the fundamental and timely problem of learning long sequences in autoregressive modeling and next-token prediction under model misspecification, measured by the joint Kullback--Leibler (KL) divergence. Our goal is to characterize…

机器学习 · 计算机科学 2026-05-13 Yunbei Xu , Yuzhe Yuan , Ruohan Zhan

We develop a model of perceptual similarity judgment based on re-training a deep convolution neural network (DCNN) that learns to associate different views of each 3D object to capture the notion of object persistence and continuity in our…

计算机视觉与模式识别 · 计算机科学 2017-04-04 Xingyu Lin , Hao Wang , Zhihao Li , Yimeng Zhang , Alan Yuille , Tai Sing Lee

Deep neural networks have achieved impressive performance on a variety of tasks, but their brittleness to distributional shifts remains a significant barrier to real-world deployment. In this paper, we propose a framework to analyse and…

机器学习 · 计算机科学 2026-05-21 Divij Khaitan , Subhashis Banerjee

Due to the ease of training, ability to scale, and high sample quality, diffusion models (DMs) have become the preferred option for generative modeling, with numerous pre-trained models available for a wide variety of datasets. Containing…

机器学习 · 计算机科学 2024-01-17 Weijian Luo , Tianyang Hu , Shifeng Zhang , Jiacheng Sun , Zhenguo Li , Zhihua Zhang

Classifying large-scale image data into object categories is an important problem that has received increasing research attention. Given the huge amount of data, non-parametric approaches such as nearest neighbor classifiers have shown…

计算机视觉与模式识别 · 计算机科学 2014-04-28 Zhaowen Wang , Jianchao Yang , Zhe Lin , Jonathan Brandt , Shiyu Chang , Thomas Huang

Deep neural networks trained with different architectures, objectives, and datasets have been reported to converge on similar visual representations. However, what remains unknown is which visual properties models actually converge on and…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Florian P. Mahner , Johannes Roth , Ka Chun Lam , Michael F. Bonner , Francisco Pereira , Martin N. Hebart

Dense retrieval models use bi-encoder network architectures for learning query and document representations. These representations are often in the form of a vector representation and their similarities are often computed using the dot…

信息检索 · 计算机科学 2023-05-01 Hamed Zamani , Michael Bendersky

We present a method for explaining the image classification predictions of deep convolution neural networks, by highlighting the pixels in the image which influence the final class prediction. Our method requires the identification of a…

人工智能 · 计算机科学 2018-01-26 Housam Khalifa Bashier Babiker , Randy Goebel

Deep neural networks (DNNs) provide useful models of visual representational transformations. We present a method that enables a DNN (student) to learn from the internal representational spaces of a reference model (teacher), which could be…

神经与进化计算 · 计算机科学 2019-09-19 Patrick McClure , Nikolaus Kriegeskorte

There is a growing body of work that leverages features extracted via topological data analysis to train machine learning models. While this field, sometimes known as topological machine learning (TML), has seen some notable successes, an…

机器学习 · 计算机科学 2022-11-16 Sarah McGuire , Shane Jackson , Tegan Emerson , Henry Kvinge

In the present paper we show that distributional information is particularly important when considering concept availability under implicit language learning conditions. Based on results from different behavioural experiments we argue that…

计算与语言 · 计算机科学 2016-06-30 Dimitrios Alikaniotis , John N. Williams

We present the self-encoder, a neural network trained to guess the identity of each data sample. Despite its simplicity, it learns a very useful representation of data, in a self-supervised way. Specifically, the self-encoder learns to…

机器学习 · 计算机科学 2023-06-27 Armand Boschin , Thomas Bonald , Marc Jeanmougin