LF-Net: Learning Local Features from Images
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Abstract (arXiv)
We present a novel deep architecture and a training strategy to learn a local feature pipeline from scratch, using collections of images without the need for human supervision. To do so we exploit depth and relative camera pose cues to create a virtual target that the network should achieve on one image, provided the outputs of the network for the other image. While this process is inherently non-differentiable, we show that we can optimize the network in a two-branch setup by confining it to one branch, while preserving differentiability in the other. We train our method on both indoor and outdoor datasets, with depth data from 3D sensors for the former, and depth estimates from an off-the-shelf Structure-from-Motion solution for the latter. Our models outperform the state of the art on sparse feature matching on both datasets, while running at 60+ fps for QVGA images.
Key facts. Cited by 151 papers in the map (data through 7 Oct 2026). First posted on arXiv 24 May 2018.
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Citing papers per year: 2021: 41; 2022: 34; 2023: 37; 2024: 13; 2025: 19; 2026: 7.
151 papers.
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- 2021DROID-SLAM: Deep Visual SLAM for Monocular, Stereo, and RGB-D Camerascited by 673
- 2021BARF: Bundle-Adjusting Neural Radiance Fieldscited by 641
- 2023Emergent Correspondence from Image Diffusioncited by 437
- 2023A Tale of Two Features: Stable Diffusion Complements DINO for Zero-Shot Semantic Correspondencecited by 297
- 2023TAPIR: Tracking Any Point with per-frame Initialization and temporal Refinementcited by 281
- 2022TAP-Vid: A Benchmark for Tracking Any Point in a Videocited by 258
- 2021Pixel-Perfect Structure-from-Motion with Featuremetric Refinementcited by 199
- 2021COTR: Correspondence Transformer for Matching Across Imagescited by 182
- 2023ALIKED: A Lighter Keypoint and Descriptor Extraction Network via Deformable Transformationcited by 120
- 2022TransVPR: Transformer-based place recognition with multi-level attention aggregationcited by 102
- 2021BundleTrack: 6D Pose Tracking for Novel Objects without Instance or Category-Level 3D Modelscited by 87
- 2021PDC-Net+: Enhanced Probabilistic Dense Correspondence Networkcited by 80
38 more
- 2021ALIKE: Accurate and Lightweight Keypoint Detection and Descriptor Extractioncited by 77
- 2021Unsupervised Object-Level Representation Learning from Scene Imagescited by 72
- 2021Spatially Consistent Representation Learningcited by 64
- 2022ClusterGNN: Cluster-based Coarse-to-Fine Graph Neural Network for Efficient Feature Matchingcited by 62
- 2024FlowMap: High-Quality Camera Poses, Intrinsics, and Depth via Gradient Descentcited by 61
- 2021DiscoBox: Weakly Supervised Instance Segmentation and Semantic Correspondence from Box Supervisioncited by 59
- 2024OmniGlue: Generalizable Feature Matching with Foundation Model Guidancecited by 55
- 2021Wide-Baseline Relative Camera Pose Estimation with Directional Learningcited by 49
- 2022Iterative Deep Homography Estimationcited by 45
- 2021P2-Net: Joint Description and Detection of Local Features for Pixel and Point Matchingcited by 42
- 2024Deep Learning-Based Object Pose Estimation: A Comprehensive Surveycited by 39
- 2021Deep Lucas-Kanade Homography for Multimodal Image Alignmentcited by 38
- 2023Differentiable Registration of Images and LiDAR Point Clouds with VoxelPoint-to-Pixel Matchingcited by 35
- 2022BALF: Simple and Efficient Blur Aware Local Feature Detectorcited by 34
- 2022TopicFM: Robust and Interpretable Topic-Assisted Feature Matchingcited by 32
- 2023Doppelgangers: Learning to Disambiguate Images of Similar Structurescited by 32
- 2021VS-Net: Voting with Segmentation for Visual Localizationcited by 29
- 2023PMatch: Paired Masked Image Modeling for Dense Geometric Matchingcited by 29
- 2021LocalTrans: A Multiscale Local Transformer Network for Cross-Resolution Homography Estimationcited by 28
- 2022Decoupling Makes Weakly Supervised Local Feature Bettercited by 28
- 2023SFD2: Semantic-guided Feature Detection and Descriptioncited by 28
- 2022Self-Supervised Equivariant Learning for Oriented Keypoint Detectioncited by 26
- 2024Local Feature Matching Using Deep Learning: A Surveycited by 26
- 2022Virtual Correspondence: Humans as a Cue for Extreme-View Geometrycited by 25
- 2023Zero-Shot Everything Sketch-Based Image Retrieval, and in Explainable Stylecited by 25
- 2023A Robust and Interpretable Deep Learning Framework for Multi-modal Registration via Keypointscited by 25
- 2023Learning Rotation-Equivariant Features for Visual Correspondencecited by 23
- 2023Adaptive Spot-Guided Transformer for Consistent Local Feature Matchingcited by 22
- 2023Steerers: A framework for rotation equivariant keypoint descriptorscited by 21
- 2022Partially Does It: Towards Scene-Level FG-SBIR with Partial Inputcited by 20
- 2022End2End Multi-View Feature Matching with Differentiable Pose Optimizationcited by 19
- 2021DFM: A Performance Baseline for Deep Feature Matchingcited by 17
- 2021Wide-Baseline Multi-Camera Calibration using Person Re-Identificationcited by 15
- 2023Segment Anything Model is a Good Teacher for Local Feature Learningcited by 15
- 2025Dense-SfM: Structure from Motion with Dense Consistent Matchingcited by 15
- 2021Contextual Similarity Aggregation with Self-attention for Visual Re-rankingcited by 14
- 2023SACReg: Scene-Agnostic Coordinate Regression for Visual Localizationcited by 14
- 2023Deep Learning for Visual Localization and Mapping: A Surveycited by 14
50 most cited of 151 All 151 (JSON)
- 2026SSMB: Self-Supervised Local Feature Detection under Motion Blur27 Aug 2026
- 2026EpiMask: Leveraging Epipolar Distance Based Masks in Cross-Attention for Satellite Image Matching23 Mar 2026
- 2026Semantic Aware Feature Extraction for Enhanced 3D Reconstruction13 Mar 2026
- 2026No Calibration, No Depth, No Problem: Cross-Sensor View Synthesis with 3D Consistency27 Feb 2026
- 2026Deep learning enables urban change profiling through alignment of historical maps2 Feb 2026
- 2026Coarse-to-Fine Non-rigid Multi-modal Image Registration for Historical Panel Paintings based on Crack Structures22 Jan 2026
- 2026Second-order Gaussian directional derivative representations for image high-resolution corner detection13 Jan 2026
- 2025DeepDetect: Learning All-in-One Dense Keypoints20 Oct 2025
- 2025LightGlueStick: a Fast and Robust Glue for Joint Point-Line Matching18 Oct 2025
- 2025IMD: A 6-DoF Pose Estimation Benchmark for Industrial Metallic Objects15 Sep 2025
- 2025COFFEE: A Shadow-Resilient Real-Time Pose Estimator for Unknown Tumbling Asteroids using Sparse Neural Networks5 Aug 2025
- 2025Modality-Aware Feature Matching in Visual and Vision-Language Applications: A Comprehensive Survey30 Jul 2025
38 more
- 2025Cross Spatial Temporal Fusion Attention for Remote Sensing Object Detection via Image Feature Matching25 Jul 2025
- 2025FPC-Net: Revisiting SuperPoint with Descriptor-Free Keypoint Detection via Feature Pyramids and Consistency-Based Implicit Matching14 Jul 2025
- 2025Diff2I2P: Differentiable Image-to-Point Cloud Registration with Diffusion Prior9 Jul 2025
- 2025SuperPoint-SLAM3: Augmenting ORB-SLAM3 with Deep Features, Adaptive NMS, and Learning-Based Loop Closure16 Jun 2025
- 2025RealKeyMorph: Keypoints in Real-world Coordinates for Resolution-agnostic Image Registration12 Jun 2025
- 2025Deep Learning Reforms Image Matching: A Survey and Outlook5 Jun 2025
- 2025RDD: Robust Feature Detector and Descriptor using Deformable Transformer12 May 2025
- 2025EdgePoint2: Compact Descriptors for Superior Efficiency and Accuracy24 Apr 2025
- 2025Good Keypoints for the Two-View Geometry Estimation Problem24 Mar 2025
- 2025SatDepth: A Novel Dataset for Satellite Image Matching17 Mar 2025
- 2025Keypoint Detection and Description for Raw Bayer Images11 Mar 2025
- 2025SIRE: SE(3) Intrinsic Rigidity Embeddings10 Mar 2025
- 2025pySLAM: An Open-Source, Modular, and Extensible Framework for SLAM17 Feb 2025
- 2025Dense-SfM: Structure from Motion with Dense Consistent Matching24 Jan 2025
- 2024Leveraging Consistent Spatio-Temporal Correspondence for Robust Visual Odometry22 Dec 2024
- 2024Deep Loss Convexification for Learning Iterative Models16 Nov 2024
- 2024TEAM: Topological Evolution-aware Framework for Traffic Forecasting--Extended Version24 Oct 2024
- 2024GMM-IKRS: Gaussian Mixture Models for Interpretable Keypoint Refinement and Scoring30 Aug 2024
- 2024Learning to Make Keypoints Sub-Pixel Accurate16 Jul 2024
- 2024OmniGlue: Generalizable Feature Matching with Foundation Model Guidance21 May 2024
- 2024Deep Learning-Based Object Pose Estimation: A Comprehensive Survey13 May 2024
- 2024FlowMap: High-Quality Camera Poses, Intrinsics, and Depth via Gradient Descent23 Apr 2024
- 2024Zero-Shot Image Feature Consensus with Deep Functional Maps18 Mar 2024
- 2024Unifying Feature and Cost Aggregation with Transformers for Semantic and Visual Correspondence17 Mar 2024
- 2024Are Semi-Dense Detector-Free Methods Good at Matching Local Features?13 Feb 2024
- 2024Local Feature Matching Using Deep Learning: A Survey31 Jan 2024
- 2024Multi-Person 3D Pose Estimation from Multi-View Uncalibrated Depth Cameras28 Jan 2024
- 2023Differentiable Registration of Images and LiDAR Point Clouds with VoxelPoint-to-Pixel Matching7 Dec 2023
- 2023Steerers: A framework for rotation equivariant keypoint descriptors4 Dec 2023
- 2023LGFCTR: Local and Global Feature Convolutional Transformer for Image Matching29 Nov 2023
- 2023CurriculumLoc: Enhancing Cross-Domain Geolocalization through Multi-Stage Refinement20 Nov 2023
- 2023Segment Anything Model is a Good Teacher for Local Feature Learning29 Sep 2023
- 2023Doppelgangers: Learning to Disambiguate Images of Similar Structures5 Sep 2023
- 2023ReLoc-PDR: Visual Relocalization Enhanced Pedestrian Dead Reckoning via Graph Optimization4 Sep 2023
- 2023Improving the matching of deformable objects by learning to detect keypoints1 Sep 2023
- 2023S-TREK: Sequential Translation and Rotation Equivariant Keypoints for local feature extraction28 Aug 2023
- 2023Deep Learning for Visual Localization and Mapping: A Survey27 Aug 2023
- 2023Scene-Aware Feature Matching19 Aug 2023
50 newest of 151 All 151 (JSON)
- 2021DROID-SLAM: Deep Visual SLAM for Monocular, Stereo, and RGB-D Camerascited by 673
- 2021BARF: Bundle-Adjusting Neural Radiance Fieldscited by 641
- 2023TAPIR: Tracking Any Point with per-frame Initialization and temporal Refinementcited by 281
- 2022TAP-Vid: A Benchmark for Tracking Any Point in a Videocited by 258
- 2021Pixel-Perfect Structure-from-Motion with Featuremetric Refinementcited by 199
- 2021COTR: Correspondence Transformer for Matching Across Imagescited by 182
- 2023ALIKED: A Lighter Keypoint and Descriptor Extraction Network via Deformable Transformationcited by 120
- 2022TransVPR: Transformer-based place recognition with multi-level attention aggregationcited by 102
- 2021BundleTrack: 6D Pose Tracking for Novel Objects without Instance or Category-Level 3D Modelscited by 87
- 2021PDC-Net+: Enhanced Probabilistic Dense Correspondence Networkcited by 80
- 2021ALIKE: Accurate and Lightweight Keypoint Detection and Descriptor Extractioncited by 77
- 2021Unsupervised Object-Level Representation Learning from Scene Imagescited by 72
12 most cited of 148 All 148 (JSON)
- 2026SSMB: Self-Supervised Local Feature Detection under Motion Blur27 Aug 2026
- 2026EpiMask: Leveraging Epipolar Distance Based Masks in Cross-Attention for Satellite Image Matching23 Mar 2026
- 2026Semantic Aware Feature Extraction for Enhanced 3D Reconstruction13 Mar 2026
- 2026No Calibration, No Depth, No Problem: Cross-Sensor View Synthesis with 3D Consistency27 Feb 2026
- 2026Deep learning enables urban change profiling through alignment of historical maps2 Feb 2026
- 2026Coarse-to-Fine Non-rigid Multi-modal Image Registration for Historical Panel Paintings based on Crack Structures22 Jan 2026
- 2026Second-order Gaussian directional derivative representations for image high-resolution corner detection13 Jan 2026
- 2025DeepDetect: Learning All-in-One Dense Keypoints20 Oct 2025
- 2025LightGlueStick: a Fast and Robust Glue for Joint Point-Line Matching18 Oct 2025
- 2025IMD: A 6-DoF Pose Estimation Benchmark for Industrial Metallic Objects15 Sep 2025
- 2025COFFEE: A Shadow-Resilient Real-Time Pose Estimator for Unknown Tumbling Asteroids using Sparse Neural Networks5 Aug 2025
- 2025Modality-Aware Feature Matching in Visual and Vision-Language Applications: A Comprehensive Survey30 Jul 2025
12 newest of 148 All 148 (JSON)