ViM: Out-Of-Distribution with Virtual-logit Matching
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Cited by 27 in Multimodal LLMs / vision-language models, but placed by its own abstract, which didn’t fit.
Abstract (arXiv)
Most of the existing Out-Of-Distribution (OOD) detection algorithms depend on single input source: the feature, the logit, or the softmax probability. However, the immense diversity of the OOD examples makes such methods fragile. There are OOD samples that are easy to identify in the feature space while hard to distinguish in the logit space and vice versa. Motivated by this observation, we propose a novel OOD scoring method named Virtual-logit Matching (ViM), which combines the class-agnostic score from feature space and the In-Distribution (ID) class-dependent logits. Specifically, an additional logit representing the virtual OOD class is generated from the residual of the feature against the principal space, and then matched with the original logits by a constant scaling. The probability of this virtual logit after softmax is the indicator of OOD-ness. To facilitate the evaluation of large-scale OOD detection in academia, we create a new OOD dataset for ImageNet-1K, which is human-annotated and is 8.8x the size of existing datasets. We conducted extensive experiments, including CNNs and vision transformers, to demonstrate the effectiveness of the proposed ViM score. In particular, using the BiT-S model, our method gets an average AUROC 90.91% on four difficult OOD benchmarks, which is 4% ahead of the best baseline. Code and dataset are available at https://github.com/haoqiwang/vim.
Key facts. Cited by 405 papers in the map (data through 13 Oct 2026). Builds on 30 of its 42 references that are in the map. First posted on arXiv 21 Mar 2022.
Builds on
30 of 42 references.
References · 30
- 2020An Image is Worth 16x16 Words: Transformers for Image Recognition at Scalecited by 30,043
- 2021Swin Transformer: Hierarchical Vision Transformer using Shifted Windowscited by 12,111
- 2020Training data-efficient image transformers & distillation through attentioncited by 4,574
- 2016A Baseline for Detecting Misclassified and Out-of-Distribution Examples in Neural Networkscited by 2,371
- 2013Describing Textures in the Wildcited by 2,115
- 2018A Simple Unified Framework for Detecting Out-of-Distribution Samples and Adversarial Attackscited by 1,475
- 2019Natural Adversarial Examplescited by 1,405
- 2017Enhancing The Reliability of Out-of-distribution Image Detection in Neural Networkscited by 1,327
- 2020Energy-based Out-of-distribution Detectioncited by 1,297
- 2018Deep Anomaly Detection with Outlier Exposurecited by 941
- 2021Generalized Out-of-Distribution Detection: A Surveycited by 799
- 2019Big Transfer (BiT): General Visual Representation Learningcited by 768
18 more
- 2021Do Vision Transformers See Like Convolutional Neural Networks?cited by 674
- 2017Unsupervised Anomaly Detection with Generative Adversarial Networks to Guide Marker Discoverycited by 566
- 2021RepVGG: Making VGG-style ConvNets Great Againcited by 520
- 2021ReAct: Out-of-distribution Detection With Rectified Activationscited by 486
- 2019Scaling Out-of-Distribution Detection for Real-World Settingscited by 465
- 2018Bag of Tricks for Image Classification with Convolutional Neural Networkscited by 430
- 2020Generalized ODIN: Detecting Out-of-distribution Image without Learning from Out-of-distribution Datacited by 408
- 2017Training Confidence-calibrated Classifiers for Detecting Out-of-Distribution Samplescited by 389
- 2021On the Importance of Gradients for Detecting Distributional Shifts in the Wildcited by 339
- 2021Exploring the Limits of Out-of-Distribution Detectioncited by 283
- 2018Learning Confidence for Out-of-Distribution Detection in Neural Networkscited by 245
- 2021MOS: Towards Scaling Out-of-distribution Detection for Large Semantic Spacecited by 233
- 2018Reducing Network Agnostophobiacited by 165
- 2019Unsupervised Out-of-Distribution Detection by Maximum Classifier Discrepancycited by 112
- 2021Semantically Coherent Out-of-Distribution Detectioncited by 107
- 2021NGC: A Unified Framework for Learning with Open-World Noisy Datacited by 58
- 2020Out-Of-Distribution Detection With Subspace Techniques And Probabilistic Modeling Of Featurescited by 20
- 2020Outlier Detection through Null Space Analysis of Neural Networkscited by 19
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Citing papers per year: 2022: 18; 2023: 90; 2024: 109; 2025: 107; 2026: 81.
405 papers.
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- 2022Out-of-Distribution Detection with Deep Nearest Neighborscited by 598
- 2022OpenOOD: Benchmarking Generalized Out-of-Distribution Detectioncited by 268
- 2023OpenOOD v1.5: Enhanced Benchmark for Out-of-Distribution Detectioncited by 179
- 2023In or Out? Fixing ImageNet Out-of-Distribution Detection Evaluationcited by 133
- 2023CLIPN for Zero-Shot OOD Detection: Teaching CLIP to Say Nocited by 130
- 2023Non-Parametric Outlier Synthesiscited by 129
- 2023LoCoOp: Few-Shot Out-of-Distribution Detection via Prompt Learningcited by 107
- 2023Dream the Impossible: Outlier Imagination with Diffusion Modelscited by 77
- 2023Scaling for Training Time and Post-hoc Out-of-distribution Detection Enhancementcited by 77
- 2024Negative Label Guided OOD Detection with Pretrained Vision-Language Modelscited by 66
- 2023Nearest Neighbor Guidance for Out-of-Distribution Detectioncited by 64
- 2022Full-Spectrum Out-of-Distribution Detectioncited by 63
38 more
- 2023Unsupervised Out-of-Distribution Detection with Diffusion Inpaintingcited by 59
- 2023Feed Two Birds with One Scone: Exploiting Wild Data for Both Out-of-Distribution Generalization and Detectioncited by 57
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- 2022Boosting Out-of-distribution Detection with Typical Featurescited by 48
- 2023Fast Decision Boundary based Out-of-Distribution Detectorcited by 48
- 2022Isolation and Impartial Aggregation: A Paradigm of Incremental Learning without Interferencecited by 44
- 2024Learning with Mixture of Prototypes for Out-of-Distribution Detectioncited by 43
- 2024Learning Transferable Negative Prompts for Out-of-Distribution Detectioncited by 43
- 2023NECO: NEural Collapse Based Out-of-distribution detectioncited by 41
- 2023How Does Fine-Tuning Impact Out-of-Distribution Detection for Vision-Language Models?cited by 38
- 2023Learning to Augment Distributions for Out-of-Distribution Detectioncited by 38
- 2023GL-MCM: Global and Local Maximum Concept Matching for Zero-Shot Out-of-Distribution Detectioncited by 36
- 2024Generalized Out-of-Distribution Detection and Beyond in Vision Language Model Era: A Surveycited by 36
- 2024Outlier detection by ensembling uncertainty with negative objectnesscited by 34
- 2022SAFE: Sensitivity-Aware Features for Out-of-Distribution Object Detectioncited by 33
- 2023Detecting Out-of-Distribution Through the Lens of Neural Collapsecited by 33
- 2023Out-of-distribution Detection Learning with Unreliable Out-of-distribution Sourcescited by 31
- 2024COME: Test-time adaption by Conservatively Minimizing Entropycited by 31
- 2025Mahalanobis++: Improving OOD Detection via Feature Normalizationcited by 31
- 2022Block Selection Method for Using Feature Norm in Out-of-distribution Detectioncited by 30
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- 2023Neuron Activation Coverage: Rethinking Out-of-distribution Detection and Generalizationcited by 28
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- 2024MultiOOD: Scaling Out-of-Distribution Detection for Multiple Modalitiescited by 28
- 2022Augmenting Softmax Information for Selective Classification with Out-of-Distribution Datacited by 27
- 2023Simplicity Bias in 1-Hidden Layer Neural Networkscited by 26
- 2023DiffGuard: Semantic Mismatch-Guided Out-of-Distribution Detection using Pre-trained Diffusion Modelscited by 26
- 2023Understanding the Feature Norm for Out-of-Distribution Detectioncited by 25
- 2024Out-of-Distribution Detection: A Task-Oriented Survey of Recent Advancescited by 25
- 2023Improving Selective Visual Question Answering by Learning from Your Peerscited by 24
- 2024Kernel PCA for Out-of-Distribution Detectioncited by 24
- 2022Out-Of-Distribution Detection Is Not All You Needcited by 23
- 2023IOMatch: Simplifying Open-Set Semi-Supervised Learning with Joint Inliers and Outliers Utilizationcited by 23
- 2023ImageNet-OOD: Deciphering Modern Out-of-Distribution Detection Algorithmscited by 22
- 2024Out-of-Distribution Detection with a Single Unconditional Diffusion Modelcited by 22
- 2024Unexplored Faces of Robustness and Out-of-Distribution: Covariate Shifts in Environment and Sensor Domainscited by 21
- 2024LAPT: Label-driven Automated Prompt Tuning for OOD Detection with Vision-Language Modelscited by 21
- 2025Franca: Nested Matryoshka Clustering for Scalable Visual Representation Learningcited by 21
50 most cited of 405 All 405 (JSON)
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- 2026Dataset Identity, Not Novelty: The Source of an Inflated OOD Detection Gain1 Oct 2026
- 2026Vmem-varphi: Low-Compute Out-of-Distribution Detection in Spiking Neural Networks from Membrane-Potential Statistics29 Sep 2026
- 2026Distribution-Conditioned Task Routing for Class-Incremental Learning28 Sep 2026
- 2026Unified Multi-Layer Subspace Modeling for Cross-Domain OOD Detection6 Sep 2026
- 2026FailSAE: Towards Interpretable Failure Prediction for Vision-Language Models via Sparse Autoencoders2 Sep 2026
- 2026Fi-ImageNet-1k: An OOD Benchmark From the Inside of the ImageNet-1k Validation Set1 Sep 2026
- 2026Verdict Instability of OOD Scores under Reference Resampling1 Sep 2026
- 2026Reliable Neural Collapse Approximation for Open-World Test-Time Adaptation20 Aug 2026
- 2026PWLR: Pairwise Witness Local Rejection for Boundary-Aware Out-of-Distribution Detection16 Aug 2026
- 2026Decodable but Not Accessible: Auditing Distance-Based Reliability Estimation on Disentangled Skin-Lesion Representations10 Aug 2026
- 2026A Convolutional Layer Activation Dimensionality Reduction for Out-of-Distribution and Adversarial Attack Detection Methods10 Aug 2026
38 more
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- 2026TOOD: Task-Aware Out-of-Distribution Score Calibration for Continual Learners31 Jul 2026
- 2026Not All Layers Are Equal: Dynamic Layer Routing for Reliable CLIP OOD Detection30 Jul 2026
- 2026Level, Sharpness, and Corpus: Why Zero-Shot OOD Detector Rankings Do Not Transfer29 Jul 2026
- 2026Representation Trajectories Matters: Complementary Evidence for OOD Detection and Image Classification29 Jul 2026
- 2026Covariance Last-Layer Ensembles: Function-Space Diversity for Efficient Uncertainty Quantification26 Jul 2026
- 2026Sparse Autoencoders for Interpretable Out-of-Distribution Detection13 Jul 2026
- 2026Cross-Contextual Vision-Language Adaptation with LoRA for Personalized Severe Adverse Event Detection in Clinical Wound Monitoring6 Jul 2026
- 2026MARVEL: Margin-Aware Robust von Mises-Fischer Expert Learning for Long-Tailed Out-of-Distribution Detection2 Jul 2026
- 2026Exploiting Local Flatness for Efficient Out-of-Distribution Detection29 Jun 2026
- 2026Modality-Aware Out-of-Distribution Detection for Multi-Modal Action Recognition23 Jun 2026
- 2026Zero-Shot Test-Time Canonicalization using Out-of-Distribution Scoring23 Jun 2026
- 2026CITADEL: CSI-Based Jamming Detection and Open-Set Classification for IIoT Networks22 Jun 2026
- 2026MaRS: Robust Out-of-Distribution Detection via Mahalanobis Residual Scoring21 Jun 2026
- 2026When Confidence Lacks Concepts: Interpretable OOD Detection via Representation Perturbations15 Jun 2026
- 2026GP-Adapter: Gaussian Process CLIP-Adapter for Few-Shot Out-of-Distribution Detection5 Jun 2026
- 2026Dual Feature Decoupling for Fine-Grained OOD Detection4 Jun 2026
- 2026From Local Geometry to Global Pseudo Labeling for Robust Positive Unlabeled Learning under Covariate Shift29 May 2026
- 2026Learning Hyperspherical Time-Frequency Representations for Time-Series Out-of-Distribution Detection29 May 2026
- 2026Energy-Aware NECO for Single-Pass Pixel-wise Out-of-Distribution Detection in Semantic Segmentation28 May 2026
- 2026AOE: Exhaustive Out-of-Distribution Detection via Recalibrating Outlier Labels27 May 2026
- 2026Respecting Modality Gap in Post-hoc Out-of-distribution Detection with Pre-trained Vision-Language Models26 May 2026
- 2026Debiased Negative Mining Improves Out-of-distribution Detection with Pre-trained Vision-Language Models22 May 2026
- 2026Early High-Frequency Injection for Geometry-Sensitive OOD Detection20 May 2026
- 2026Evidence-Guided Unknown Rejection for High-Confidence Near-Known Unknowns18 May 2026
- 2026When Accuracy Is Not Enough: Uncertainty Collapse between Noisy Label Learning and Out-of-Distribution Detection18 May 2026
- 2026MahaVar: OOD Detection via Class-wise Mahalanobis Distance Variance under Neural Collapse14 May 2026
- 2026TINS: Test-time ID-prototype-separated Negative Semantics Learning for OOD Detection11 May 2026
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- 2026Mitigating Simplicity Bias in OOD Detection through Object Co-occurrence Analysis8 May 2026
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- 2026Unifying Runtime Monitoring Approaches for Safety-Critical Machine Learning: Application to Vision-Based Landing29 Apr 2026
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- 2026DynProto: Dynamic Prototype Evolution for Out-of-Distribution Detection26 Apr 2026
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- 2026TTL: Test-time Textual Learning for OOD Detection with Pretrained Vision-Language Models17 Apr 2026
50 newest of 405 All 405 (JSON)
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- 2024AdaNeg: Adaptive Negative Proxy Guided OOD Detection with Vision-Language Modelscited by 16
- 2024Conjugated Semantic Pool Improves OOD Detection with Pre-trained Vision-Language Modelscited by 13
- 2024CRoFT: Robust Fine-Tuning with Concurrent Optimization for OOD Generalization and Open-Set OOD Detectioncited by 6
- 2024Category-Extensible Out-of-Distribution Detection via Hierarchical Context Descriptionscited by 6
- 2024From Open Vocabulary to Open World: Teaching Vision Language Models to Detect Novel Objectscited by 5
- 2025A Benchmark and Evaluation for Real-World Out-of-Distribution Detection Using Vision-Language Modelscited by 3
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- 2025FA: Forced Prompt Learning of Vision-Language Models for Out-of-Distribution Detectioncited by 3
12 most cited of 27 All 27 (JSON)
- 2026FailSAE: Towards Interpretable Failure Prediction for Vision-Language Models via Sparse Autoencoders2 Sep 2026
- 2026Respecting Modality Gap in Post-hoc Out-of-distribution Detection with Pre-trained Vision-Language Models26 May 2026
- 2026Debiased Negative Mining Improves Out-of-distribution Detection with Pre-trained Vision-Language Models22 May 2026
- 2026TINS: Test-time ID-prototype-separated Negative Semantics Learning for OOD Detection11 May 2026
- 2026DynProto: Dynamic Prototype Evolution for Out-of-Distribution Detection26 Apr 2026
- 2026TTL: Test-time Textual Learning for OOD Detection with Pretrained Vision-Language Models17 Apr 2026
- 2026OODBench: Out-of-Distribution Benchmark for Large Vision-Language Models20 Feb 2026
- 2026Cross-modal Proxy Evolving for OOD Detection with Vision-Language Models13 Jan 2026
- 2025ClusterMine: Robust Label-Free Visual Out-Of-Distribution Detection via Concept Mining from Text Corpora10 Nov 2025
- 2025Delta Energy: Optimizing Energy Change During Vision-Language Alignment Improves both OOD Detection and OOD Generalization13 Oct 2025
- 2025Synthesizing Near-Boundary OOD Samples for Out-of-Distribution Detection14 Jul 2025
- 2025NegRefine: Refining Negative Label-Based Zero-Shot OOD Detection13 Jul 2025
12 newest of 27 All 27 (JSON)
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- 2025GOOD: Training-Free Guided Diffusion Sampling for Out-of-Distribution Detectioncited by 5
- 2025BOOD: Boundary-based Out-Of-Distribution Data Generationcited by 4
- 2025Probability Density from Latent Diffusion Models for Out-of-Distribution Detectioncited by 2
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12 most cited of 14 All 14 (JSON)
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- 2025Probability Density from Latent Diffusion Models for Out-of-Distribution Detection21 Aug 2025
- 2025Probing the Representational Power of Sparse Autoencoders in Vision Models15 Aug 2025
- 2025BOOD: Boundary-based Out-Of-Distribution Data Generation1 Aug 2025
- 2024Beyond Perceptual Distance: Discrepancy Assessment on Deep Representation for Out-of-Distribution Detection with Diffusion Model16 Sep 2024
- 2024Are CLIP features all you need for Universal Synthetic Image Origin Attribution?17 Aug 2024
- 2024Enhancing OOD Detection Using Latent Diffusion24 Jun 2024
- 2024Exploiting Diffusion Prior for Out-of-Distribution Detection16 Jun 2024
- 2024Out-of-Distribution Detection with a Single Unconditional Diffusion Model20 May 2024
- 2024Detecting Out-Of-Distribution Earth Observation Images with Diffusion Models19 Apr 2024
- 2023Dream the Impossible: Outlier Imagination with Diffusion Models23 Sep 2023
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- 2022OpenOOD: Benchmarking Generalized Out-of-Distribution Detectioncited by 268
- 2023OpenOOD v1.5: Enhanced Benchmark for Out-of-Distribution Detectioncited by 179
- 2023In or Out? Fixing ImageNet Out-of-Distribution Detection Evaluationcited by 133
- 2023CLIPN for Zero-Shot OOD Detection: Teaching CLIP to Say Nocited by 130
- 2023Non-Parametric Outlier Synthesiscited by 129
- 2023LoCoOp: Few-Shot Out-of-Distribution Detection via Prompt Learningcited by 107
- 2023Scaling for Training Time and Post-hoc Out-of-distribution Detection Enhancementcited by 77
- 2023Nearest Neighbor Guidance for Out-of-Distribution Detectioncited by 64
- 2022Full-Spectrum Out-of-Distribution Detectioncited by 63
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12 most cited of 353 All 353 (JSON)
- 2026ReMaD: Tuning-free Domain Adaptation for Classification and Out-of-Distribution Detection5 Oct 2026
- 2026Dataset Identity, Not Novelty: The Source of an Inflated OOD Detection Gain1 Oct 2026
- 2026Vmem-varphi: Low-Compute Out-of-Distribution Detection in Spiking Neural Networks from Membrane-Potential Statistics29 Sep 2026
- 2026Distribution-Conditioned Task Routing for Class-Incremental Learning28 Sep 2026
- 2026Unified Multi-Layer Subspace Modeling for Cross-Domain OOD Detection6 Sep 2026
- 2026Fi-ImageNet-1k: An OOD Benchmark From the Inside of the ImageNet-1k Validation Set1 Sep 2026
- 2026Verdict Instability of OOD Scores under Reference Resampling1 Sep 2026
- 2026Reliable Neural Collapse Approximation for Open-World Test-Time Adaptation20 Aug 2026
- 2026PWLR: Pairwise Witness Local Rejection for Boundary-Aware Out-of-Distribution Detection16 Aug 2026
- 2026Decodable but Not Accessible: Auditing Distance-Based Reliability Estimation on Disentangled Skin-Lesion Representations10 Aug 2026
- 2026A Convolutional Layer Activation Dimensionality Reduction for Out-of-Distribution and Adversarial Attack Detection Methods10 Aug 2026
- 2026Training-Free Out-of-Distribution Detection for Pathology Whole-Slide Images2 Aug 2026
12 newest of 353 All 353 (JSON)