Search Results for author: Ankan Kumar Bhunia

Found 14 papers, 7 papers with code

Cross-modulated Few-shot Image Generation for Colorectal Tissue Classification

1 code implementation4 Apr 2023 Amandeep Kumar, Ankan Kumar Bhunia, Sanath Narayan, Hisham Cholakkal, Rao Muhammad Anwer, Jorma Laaksonen, Fahad Shahbaz Khan

In this work, we propose a few-shot colorectal tissue image generation method for addressing the scarcity of histopathological training data for rare cancer tissues.

Data Augmentation Image Classification +1

Person Image Synthesis via Denoising Diffusion Model

1 code implementation CVPR 2023 Ankan Kumar Bhunia, Salman Khan, Hisham Cholakkal, Rao Muhammad Anwer, Jorma Laaksonen, Mubarak Shah, Fahad Shahbaz Khan

In this work, we show how denoising diffusion models can be applied for high-fidelity person image synthesis with strong sample diversity and enhanced mode coverage of the learnt data distribution.

Denoising Image Generation

DoodleFormer: Creative Sketch Drawing with Transformers

no code implementations6 Dec 2021 Ankan Kumar Bhunia, Salman Khan, Hisham Cholakkal, Rao Muhammad Anwer, Fahad Shahbaz Khan, Jorma Laaksonen, Michael Felsberg

Creative sketch image generation is a challenging vision problem, where the task is to generate diverse, yet realistic creative sketches possessing the unseen composition of the visual-world objects.

Image Generation

Handwriting Transformers

1 code implementation ICCV 2021 Ankan Kumar Bhunia, Salman Khan, Hisham Cholakkal, Rao Muhammad Anwer, Fahad Shahbaz Khan, Mubarak Shah

We propose a novel transformer-based styled handwritten text image generation approach, HWT, that strives to learn both style-content entanglement as well as global and local writing style patterns.

Image Generation Text Generation

A Deep One-Shot Network for Query-based Logo Retrieval

2 code implementations4 Nov 2018 Ayan Kumar Bhunia, Ankan Kumar Bhunia, Shuvozit Ghose, Abhirup Das, Partha Pratim Roy, Umapada Pal

Logo detection in real-world scene images is an important problem with applications in advertisement and marketing.

Marketing object-detection +4

Indic Handwritten Script Identification using Offline-Online Multimodal Deep Network

no code implementations23 Feb 2018 Ayan Kumar Bhunia, Subham Mukherjee, Aneeshan Sain, Ankan Kumar Bhunia, Partha Pratim Roy, Umapada Pal

In this paper, we propose a novel approach of word-level Indic script identification using only character-level data in training stage.

Handwriting Trajectory Recovery using End-to-End Deep Encoder-Decoder Network

no code implementations22 Jan 2018 Ayan Kumar Bhunia, Abir Bhowmick, Ankan Kumar Bhunia, Aishik Konwer, Prithaj Banerjee, Partha Pratim Roy, Umapada Pal

Our encoder module consists of Convolutional LSTM network, which takes an offline character image as the input and encodes the feature sequence to a hidden representation.

Retrieval

Word Level Font-to-Font Image Translation using Convolutional Recurrent Generative Adversarial Networks

no code implementations22 Jan 2018 Ankan Kumar Bhunia, Ayan Kumar Bhunia, Prithaj Banerjee, Aishik Konwer, Abir Bhowmick, Partha Pratim Roy, Umapada Pal

We employ a novel convolutional recurrent model architecture in the Generator that efficiently deals with the word images of arbitrary width.

Translation

Script Identification in Natural Scene Image and Video Frame using Attention based Convolutional-LSTM Network

1 code implementation1 Jan 2018 Ankan Kumar Bhunia, Aishik Konwer, Ayan Kumar Bhunia, Abir Bhowmick, Partha P. Roy, Umapada Pal

In this paper, we propose a novel method that involves extraction of local and global features using CNN-LSTM framework and weighting them dynamically for script identification.

Signature Verification Approach using Fusion of Hybrid Texture Features

no code implementations27 Sep 2017 Ankan Kumar Bhunia, Alireza Alaei, Partha Pratim Roy

Finally, a score level classifier fusion method is used to integrate the scores obtained from the two one-class SVMs to achieve the verification score.

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