Search Results for author: A. Aydin Alatan

Found 20 papers, 12 papers with code

XoFTR: Cross-modal Feature Matching Transformer

no code implementations15 Apr 2024 Önder Tuzcuoğlu, Aybora Köksal, Buğra Sofu, Sinan Kalkan, A. Aydin Alatan

We introduce, XoFTR, a cross-modal cross-view method for local feature matching between thermal infrared (TIR) and visible images.

Image Augmentation

Knowledge Distillation Layer that Lets the Student Decide

1 code implementation6 Sep 2023 Ada Gorgun, Yeti Z. Gurbuz, A. Aydin Alatan

Albeit useful especially in the penultimate layer and beyond, its action on student's feature transform is rather implicit, limiting its practice in the intermediate layers.

Knowledge Distillation

Generalized Sum Pooling for Metric Learning

1 code implementation ICCV 2023 Yeti Z. Gurbuz, Ozan Sener, A. Aydin Alatan

GSP improves GAP with two distinct abilities: i) the ability to choose a subset of semantic entities, effectively learning to ignore nuisance information, and ii) learning the weights corresponding to the importance of each entity.

Metric Learning

Generalizable Embeddings with Cross-batch Metric Learning

no code implementations14 Jul 2023 Yeti Z. Gurbuz, A. Aydin Alatan

Global average pooling (GAP) is a popular component in deep metric learning (DML) for aggregating features.

Metric Learning

MAEVI: Motion Aware Event-Based Video Frame Interpolation

1 code implementation3 Mar 2023 Ahmet Akman, Onur Selim Kılıç, A. Aydin Alatan

Utilization of event-based cameras is expected to improve the visual quality of video frame interpolation solutions.

Video Frame Interpolation

Feature Embedding by Template Matching as a ResNet Block

no code implementations3 Oct 2022 Ada Gorgun, Yeti Z. Gurbuz, A. Aydin Alatan

Convolution blocks serve as local feature extractors and are the key to success of the neural networks.

feature selection Image Classification +1

E-VFIA : Event-Based Video Frame Interpolation with Attention

1 code implementation19 Sep 2022 Onur Selim Kılıç, Ahmet Akman, A. Aydin Alatan

E-VFIA fuses event information with standard video frames by deformable convolutions to generate high quality interpolated frames.

Optical Flow Estimation Video Frame Interpolation

Deep Metric Learning with Chance Constraints

1 code implementation19 Sep 2022 Yeti Z. Gurbuz, Ogul Can, A. Aydin Alatan

Deep metric learning (DML) aims to minimize empirical expected loss of the pairwise intra-/inter- class proximity violations in the embedding space.

Image Retrieval Metric Learning +1

Improved Hard Example Mining Approach for Single Shot Object Detectors

1 code implementation26 Feb 2022 Aybora Koksal, Onder Tuzcuoglu, Kutalmis Gokalp Ince, Yoldas Ataseven, A. Aydin Alatan

Hard example mining methods generally improve the performance of the object detectors, which suffer from imbalanced training sets.

Object

ASAP DML: Deep Metric Learning with Alternating Sets of Alternating Proxies

no code implementations29 Sep 2021 Yeti Z. Gürbüz, Oğul Can, A. Aydin Alatan

Deep metric learning (DML) aims to minimize empirical expected loss of the pairwise intra-/inter- class proximity violations in the embedding image.

Image Retrieval Metric Learning +1

Effect of Parameter Optimization on Classical and Learning-based Image Matching Methods

1 code implementation18 Aug 2021 Ufuk Efe, Kutalmis Gokalp Ince, A. Aydin Alatan

After a fair comparison, the experimental results on HPatches dataset reveal that the performance gap between classical and learning-based methods is not that significant.

DFM: A Performance Baseline for Deep Feature Matching

1 code implementation14 Jun 2021 Ufuk Efe, Kutalmis Gokalp Ince, A. Aydin Alatan

A novel image matching method is proposed that utilizes learned features extracted by an off-the-shelf deep neural network to obtain a promising performance.

Semi-Automatic Annotation For Visual Object Tracking

1 code implementation18 Jan 2021 Kutalmis Gokalp Ince, Aybora Koksal, Arda Fazla, A. Aydin Alatan

For detection, we use an off-the-shelf object detector which is trained iteratively with the annotations generated by the proposed method, and we perform object detection on each frame independently.

Incremental Learning Object +3

Blind Deinterleaving of Signals in Time Series with Self-attention Based Soft Min-cost Flow Learning

no code implementations24 Oct 2020 Oğul Can, Yeti Z. Gürbüz, Berkin Yıldırım, A. Aydin Alatan

We propose an end-to-end learning approach to address deinterleaving of patterns in time series, in particular, radar signals.

Clustering Time Series +1

Late Temporal Modeling in 3D CNN Architectures with BERT for Action Recognition

1 code implementation3 Aug 2020 M. Esat Kalfaoglu, Sinan Kalkan, A. Aydin Alatan

In this work, we combine 3D convolution with late temporal modeling for action recognition.

Effect of Annotation Errors on Drone Detection with YOLOv3

1 code implementation2 Apr 2020 Aybora Koksal, Kutalmis Gokalp Ince, A. Aydin Alatan

Following the recent advances in deep networks, object detection and tracking algorithms with deep learning backbones have been improved significantly; however, this rapid development resulted in the necessity of large amounts of annotated labels.

Object object-detection +1

Quadruplet Selection Methods for Deep Embedding Learning

no code implementations22 Jul 2019 Kaan Karaman, Erhan Gundogdu, Aykut Koc, A. Aydin Alatan

Recognition of objects with subtle differences has been used in many practical applications, such as car model recognition and maritime vessel identification.

feature selection Multi-Task Learning

Deep Metric Learning with Alternating Projections onto Feasible Sets

no code implementations17 Jul 2019 Oğul Can, Yeti Ziya Gürbüz, A. Aydin Alatan

The feasible set induced by the constraint set is expressed as the intersection of the relaxed feasible sets which enforce the proximity constraints only for particular samples (a sample from each class) of the training data.

Clustering Image Retrieval +2

Good Features to Correlate for Visual Tracking

1 code implementation20 Apr 2017 Erhan Gundogdu, A. Aydin Alatan

The proposed learning framework enables the network model to be flexible for a custom design.

General Classification Object +2

Efficient MRF Energy Propagation for Video Segmentation via Bilateral Filters

no code implementations22 Jan 2013 Ozan Sener, Kemal Ugur, A. Aydin Alatan

Depending on the application, automatic or interactive methods are desired; however, regardless of the application type, efficient computation of video object segmentation is crucial for time-critical applications; specifically, mobile and interactive applications require near real-time efficiencies.

Object Segmentation +4

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