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computer vision

3,080 papers

#machine learning Preprint Open access Sep 2026

Decentralized Gossip Learning and Federated Averaging for Histopathology Image Classification

Breast histopathology analysis increasingly relies on distributed learning because direct data pooling across institutions is often restricted by privacy, governance, and communication constraints. This study compares server-based Federated Averaging (FedAvg), fully decentralized gossip learning, and Hybrid Gossip-FedA...

Yusuf Ozturk, Enes Goltekin, Bengisu Atli et al. · 0 citations
#machine learning Preprint Sep 2026

The Neverwhere Visual Parkour Benchmark Suite

The Neverwhere Benchmark Suite is developed, comprised of over sixty 3D Gaussian Splatting reconstructions of urban indoor and outdoor scenes, to encourage large-scale and reproducible robot evaluation by making it easier to create and integrate Gaussian splats-based reconstructions into simulated continuous testing se...

Zi-Yu Chen, Henghui Bao, Hao-Ran Chang et al. · 0 citations
#machine learning Preprint Sep 2026

Mini-batch Sampling Strategies for Long-Tailed Image Classification: An Empirical Study on CIFAR-100-LT

Real-world datasets often exhibit long-tailed class distributions, where a few head classes contain a large number of training samples while a large number of tail classes have only a few. The composition of each mini-batch, determined by the sampling strategy, governs which classes contribute to the stochastic gradien...

Si-Yu Yuan · 0 citations
#machine learning Open access Sep 2026

Sequence Recognition in Bharatnatyam Dance

This work recognizes the involved Key Postures (KPs) and motions in the Adavu using Convolutional Neural Network (CNN) and Support Vector Machine (SVM), respectively, and compares these KP and motion sequences with the ground truth to find the best match using the Edit Distance algorithm.

Himadri Bhuyan, Rohit Dhaipule, Partha Pratim Das · 0 citations
#machine learning Review Sep 2026

A Sentinel-2 benchmark dataset for deep-learning active-fire segmentation across 25 California wildfires

This article describes an open image dataset for developing and evaluating active-fire segmentation methods in satellite imagery. The dataset contains 2,148 image-mask pairs from 25 California wildfires, with acquisitions spanning July 2020 to August 2026. Each image is a 512x512-pixel, three-channel composite derived...

Shreyan Mitra, Mohammadreza Narimani, Parastoo Farajpoor · 1 citation
#machine learning Preprint Sep 2026

A deep dictionary network-based foundation model for ultra-low-dose CT denoising

This work proposes an architecture?interpretable foundation model based on the deep dictionary network (DDN) for unified multi-organ ULDCT denoising, and achieves state-of-the-art performance and consistently surpasses competing ULDCT methods across all mul

Bao-Shun Shi, Shuang-Yi Yang, Ke Jiang et al. · 0 citations
#machine learning Preprint Sep 2026

3D Field Data Reduction with Adaptive Sample-Based Gaussian-Encoded Reconstruction

Across structured, unstructured, and particle data, the sample-based formulation improves reconstruction accuracy with measurably fewer primitives in comparison to prior formulations, achieving up to 4.8 dB higher PSNR with an approximate 44x reduction in primitive count.

Michael R. Martin, J. Insley, Victor A. Mateevitsi et al. · 0 citations
#machine learning Preprint Aug 2026

EMODY Flow: Emotion-Aware Audio-Driven Full-Body Motion Generation

This work presents EMODY Flow, a lightweight flow-matching framework that attaches to a frozen Qwen-3 Omni model and reuses its internal Mimi audio-codecs to condition two parallel DiT generators - one for SMPL-X body pose, one for FLAME facial expressions.

H. Agarwal, Xavier Alameda-Pineda, Olivier Perrotin · 0 citations
#machine learning Preprint Sep 2026

CLARE: Scalable Class-Incremental Continual Learning via a Sparsity-Based Framework

This paper presents a novel sparsity-driven continual learning framework that operates in two stages: it first identifies a sparse, task-critical parameter mask via a sparsity-inducing objective, then performs mask-constrained fine-tuning by only optimizing parameters selected by the mask.

Yunxiang Fu, Meng Lou, Zicheng Liao et al. · 0 citations
#machine learning Preprint Sep 2026

Noise2Noise Revisited: Training Pair Distributions Dominate Loss Choice in Self-Supervised Denoising

Noise2Noise (N2N) trains denoisers on pairs of independently corrupted observations, eliminating clean references. We stress-test two natural conjectures about why the L1 loss outperforms L2 here. First, the hypothesis that the L1 loss confers robustness via parameter sparsity confuses the loss with Lasso regularizatio...

Ding-Yan Shang, Zhen-Yu Xu, You Wang et al. · 0 citations
#artificial intelligence Preprint Sep 2026

OPD-Aha: From Linguistic Momentum to Visual Reflection in Multimodal On-Policy Distillation

OPD-Aha is introduced, which reconstructs the distillation target directly from this isolated visual preference rather than relying on the fragile teacher-student discrepancy, yielding broad and consistent improvements across diverse fine-grained perception and complex multimodal reasoning benchmarks.

Chen-Hao Qiu, Da-Wei Li, Ye-Chao Zhang et al. · 0 citations

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Microsoft Research Blog Oct 6, 2026

What AI gets wrong and what failure teaches us

Jennifer Neville did not want to go into computer science—but that’s exactly where she landed. Neville discusses the starts and stops that led to her professional sweet spot and her work identifying “surprising failures” making it hard for AI to handle complexity.  The post What AI gets wrong and what failure teaches us appeared first on Microsoft Research.

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