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Shoe tread impressions are one of the most common types of evidence left at crime scenes. However, the utility of such evidence is limited by the lack of databases of footwear prints that cover the large and growing number of distinct shoe…

Computer Vision and Pattern Recognition · Computer Science 2022-10-21 Samia Shafique , Bailey Kong , Shu Kong , Charless C. Fowlkes

Shoeprints are a common type of evidence found at crime scenes and are used regularly in forensic investigations. However, existing methods cannot effectively employ deep learning techniques to match noisy and occluded crime-scene…

Computer Vision and Pattern Recognition · Computer Science 2024-08-01 Samia Shafique , Shu Kong , Charless Fowlkes

Shoe print evidence recovered from crime scenes plays a key role in forensic investigations. By examining shoe prints, investigators can determine details of the footwear worn by suspects. However, establishing that a suspect's shoes match…

Computer Vision and Pattern Recognition · Computer Science 2026-04-20 Alokesh Manna , Neil Spencer , Dipak K. Dey

We investigate the problem of automatically determining what type of shoe left an impression found at a crime scene. This recognition problem is made difficult by the variability in types of crime scene evidence (ranging from traces of dust…

Computer Vision and Pattern Recognition · Computer Science 2019-02-18 Bailey Kong , James Supancic , Deva Ramanan , Charless C. Fowlkes

Machine learning tasks over image databases often generate masks that annotate image content (e.g., saliency maps, segmentation maps, depth maps) and enable a variety of applications (e.g., determine if a model is learning spurious…

Databases · Computer Science 2024-01-09 Dong He , Jieyu Zhang , Maureen Daum , Alexander Ratner , Magdalena Balazinska

We propose a machine learning pipeline for forensic shoeprint pattern matching that improves on the accuracy and generalisability of existing methods. We extract 2D coordinates from shoeprint scans using edge detection and align the two…

Image and Video Processing · Electrical Eng. & Systems 2024-05-27 Divij Jain , Saatvik Kher , Lena Liang , Yufeng Wu , Ashley Zheng , Xizhen Cai , Anna Plantinga , Elizabeth Upton

When a latent shoeprint is discovered at a crime scene, forensic analysts inspect it for distinctive patterns of wear such as scratches and holes (known as accidentals) on the source shoe's sole. If its accidentals correspond to those of a…

Applications · Statistics 2020-02-28 Neil A. Spencer , Jared S. Murray

In computer vision, the indexing problem is the problem of recognizing a few objects in a large database of objects while avoiding the help of the classical image-feature-to-object-feature matching paradigm. In this paper we address the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Radu Horaud , Humberto Sossa

In recent years deep neural networks have become the workhorse of computer vision. In this paper, we employ a deep learning approach to classify footwear impression's features known as \emph{descriptors} for forensic use cases. Within this…

Computer Vision and Pattern Recognition · Computer Science 2021-02-11 Marcin Budka , Akanda Wahid Ul Ashraf , Scott Neville , Alun Mackrill , Matthew Bennett

Human motion synthesis and editing are essential to many applications like film post-production. However, they often introduce artefacts in motions, which can be detrimental to the perceived realism. In particular, footskating is a frequent…

Graphics · Computer Science 2022-08-10 Lucas Mourot , Ludovic Hoyet , François Le Clerc , Pierre Hellier

The fashion industry has been identified as a major contributor to waste and emissions, leading to an increased interest in promoting the second-hand market. Machine learning methods play an important role in facilitating the creation and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Julio Hurtado , Haoran Ni , Duygu Sap , Connor Mattinson , Martin Lotz

Additive manufacturing has the potential to become a standard method for manufacturing products, and product information is indispensable for the item distribution system. While most products are given barcodes to the exterior surfaces,…

Image and Video Processing · Electrical Eng. & Systems 2020-05-26 Kenta Yamamoto , Ryota Kawamura , Kazuki Takazawa , Hiroyuki Osone , Yoichi Ochiai

This work observed the problem of fingerprint image recognition in the case of missing pixels from the original image. The possibility of missing pixels recovery is tested by applying the Compressive Sensing approach. Namely, different…

Computer Vision and Pattern Recognition · Computer Science 2019-02-15 Dejan Brajovic , Kristina Tomovic , Jovan Radonjic

Recognition of grocery products in store shelves poses peculiar challenges. Firstly, the task mandates the recognition of an extremely high number of different items, in the order of several thousands for medium-small shops, with many of…

Computer Vision and Pattern Recognition · Computer Science 2019-01-29 Alessio Tonioni , Eugenio Serra , Luigi Di Stefano

With the development of Information technology and communication, a large part of the databases is dedicated to images and videos. Thus retrieving images related to a query image from a large database has become an important area of…

Computer Vision and Pattern Recognition · Computer Science 2020-01-01 Nazgol Hor , Shervan Fekri-Ershad

This study advances task-based image quality assessment by developing an anthropomorphic thresholded visual-search model observer. The model is an ideal observer for thresholded data inspired by the human visual system, allowing selective…

Image and Video Processing · Electrical Eng. & Systems 2026-01-14 Hongwei Lin , Howard C. Gifford

In this paper we propose a novel fingerprint indexing approach for speeding up in the fingerprint recognition system. What kind of features are used for indexing and how to employ the extracted features for searching are crucial for the…

Computer Vision and Pattern Recognition · Computer Science 2018-11-22 Gwang-Il Ri , Chol-Gyun Ri , Su-Rim Ji

For a product of interest, we propose a search method to surface a set of reference products. The reference products can be used as candidates to support downstream modeling tasks and business applications. The search method consists of…

Machine Learning · Statistics 2019-04-15 Chu Wang , Lei Tang , Shujun Bian , Da Zhang , Zuohua Zhang , Yongning Wu

The ability to correctly classify and retrieve apparel images has a variety of applications important to e-commerce, online advertising and internet search. In this work, we propose a robust framework for fine-grained apparel…

Computer Vision and Pattern Recognition · Computer Science 2018-11-07 Aniket Bhatnagar , Sanchit Aggarwal

With the increasing number of online stores, there is a pressing need for intelligent search systems to understand the item photos snapped by customers and search against large-scale product databases to find their desired items. However,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-08 Yadan Luo , Ziwei Wang , Zi Huang , Yang Yang , Huimin Lu
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