Search Results for author: Muhammad Zaigham Zaheer

Found 17 papers, 8 papers with code

Face-voice Association in Multilingual Environments (FAME) Challenge 2024 Evaluation Plan

1 code implementation14 Apr 2024 Muhammad Saad Saeed, Shah Nawaz, Muhammad Salman Tahir, Rohan Kumar Das, Muhammad Zaigham Zaheer, Marta Moscati, Markus Schedl, Muhammad Haris Khan, Karthik Nandakumar, Muhammad Haroon Yousaf

The Face-voice Association in Multilingual Environments (FAME) Challenge 2024 focuses on exploring face-voice association under a unique condition of multilingual scenario.

Collaborative Learning of Anomalies with Privacy (CLAP) for Unsupervised Video Anomaly Detection: A New Baseline

1 code implementation1 Apr 2024 Anas Al-lahham, Muhammad Zaigham Zaheer, Nurbek Tastan, Karthik Nandakumar

Unsupervised (US) video anomaly detection (VAD) in surveillance applications is gaining more popularity recently due to its practical real-world applications.

Anomaly Detection Privacy Preserving +1

Constricting Normal Latent Space for Anomaly Detection with Normal-only Training Data

no code implementations24 Mar 2024 Marcella Astrid, Muhammad Zaigham Zaheer, Seung-Ik Lee

During test time, since AE is not trained using real anomalies, it is expected to poorly reconstruct the anomalous data.

Anomaly Detection Video Anomaly Detection

PseudoBound: Limiting the anomaly reconstruction capability of one-class classifiers using pseudo anomalies

no code implementations19 Mar 2023 Marcella Astrid, Muhammad Zaigham Zaheer, Seung-Ik Lee

Typically in OCC, an autoencoder (AE) is trained to reconstruct the normal only training data with the expectation that, in test time, it can poorly reconstruct the anomalous data.

One-Class Classification Video Anomaly Detection

Single-branch Network for Multimodal Training

1 code implementation10 Mar 2023 Muhammad Saad Saeed, Shah Nawaz, Muhammad Haris Khan, Muhammad Zaigham Zaheer, Karthik Nandakumar, Muhammad Haroon Yousaf, Arif Mahmood

With the rapid growth of social media platforms, users are sharing billions of multimedia posts containing audio, images, and text.

Cross-Modal Retrieval Retrieval

Face Pyramid Vision Transformer

1 code implementation21 Oct 2022 Khawar Islam, Muhammad Zaigham Zaheer, Arif Mahmood

A novel Face Pyramid Vision Transformer (FPVT) is proposed to learn a discriminative multi-scale facial representations for face recognition and verification.

Dimensionality Reduction Face Recognition

Stabilizing Adversarially Learned One-Class Novelty Detection Using Pseudo Anomalies

no code implementations25 Mar 2022 Muhammad Zaigham Zaheer, Jin Ha Lee, Arif Mahmood, Marcella Astrid, Seung-Ik Lee

In the current study, we propose a robust anomaly detection framework that overcomes such instability by transforming the fundamental role of the discriminator from identifying real vs. fake data to distinguishing good vs. bad quality reconstructions.

Anomaly Detection Medical Diagnosis +1

Clustering Aided Weakly Supervised Training to Detect Anomalous Events in Surveillance Videos

no code implementations25 Mar 2022 Muhammad Zaigham Zaheer, Arif Mahmood, Marcella Astrid, Seung-Ik Lee

Formulating learning systems for the detection of real-world anomalous events using only video-level labels is a challenging task mainly due to the presence of noisy labels as well as the rare occurrence of anomalous events in the training data.

Clustering Representation Learning +2

Learning Not to Reconstruct Anomalies

1 code implementation19 Oct 2021 Marcella Astrid, Muhammad Zaigham Zaheer, Jae-Yeong Lee, Seung-Ik Lee

Typically, to tackle this problem, an autoencoder (AE) is trained to reconstruct the input with training set consisting only of normal data.

One-Class Classification Video Anomaly Detection

Deep Visual Anomaly detection with Negative Learning

no code implementations24 May 2021 Jin-ha Lee, Marcella Astrid, Muhammad Zaigham Zaheer, Seung-Ik Lee

However, these are trained with only normal data and at the test time, given abnormal data as input, may often generate normal-looking output.

Hallucination One-Class Classification

Cleaning Label Noise with Clusters for Minimally Supervised Anomaly Detection

no code implementations30 Apr 2021 Muhammad Zaigham Zaheer, Jin-ha Lee, Marcella Astrid, Arif Mahmood, Seung-Ik Lee

Learning to detect real-world anomalous events using video-level annotations is a difficult task mainly because of the noise present in labels.

Clustering Supervised Anomaly Detection +1

CLAWS: Clustering Assisted Weakly Supervised Learning with Normalcy Suppression for Anomalous Event Detection

no code implementations ECCV 2020 Muhammad Zaigham Zaheer, Arif Mahmood, Marcella Astrid, Seung-Ik Lee

The proposed method obtains83. 03% and 89. 67% frame-level AUC performance on the UCF Crime and ShanghaiTech datasets respectively, demonstrating its superiority over the existing state-of-the-art algorithms.

Clustering Event Detection +3

A Self-Reasoning Framework for Anomaly Detection Using Video-Level Labels

no code implementations27 Aug 2020 Muhammad Zaigham Zaheer, Arif Mahmood, Hochul Shin, Seung-Ik Lee

Anomalous event detection in surveillance videos is a challenging and practical research problem among image and video processing community.

Clustering Event Detection +2

SmoothMix: A Simple Yet Effective Data Augmentation to Train Robust Classifiers

1 code implementation Conference on Computer Vision and Pattern Recognition (CVPR) Workshops 2020 Jin-ha Lee, Muhammad Zaigham Zaheer, Marcella Astrid, Seung-Ik Lee

Data augmentation has been proven effective which, by preventing overfitting, can not only enhances the performance of a deep neural network but also leads to a better generalization even with limited dataset.

Data Augmentation Image Classification

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