Search Results for author: Sandip Halder

Found 13 papers, 1 papers with code

Applying Machine Learning Models on Metrology Data for Predicting Device Electrical Performance

no code implementations20 Nov 2023 Bappaditya Dey, Anh Tuan Ngo, Sara Sacchi, Victor Blanco, Philippe Leray, Sandip Halder

The goal of this work is of two-fold as, (a) to quantify the impact of overlay on capacitance and (b) to see if we can predict the final capacitance measurements with selected machine learning models at an early stage.

Benchmarking Feature Extractors for Reinforcement Learning-Based Semiconductor Defect Localization

no code implementations18 Nov 2023 Enrique Dehaerne, Bappaditya Dey, Sandip Halder, Stefan De Gendt

We discuss the advantages and disadvantages of different feature extractors as well as the RL-based framework in general for semiconductor defect localization.

Benchmarking reinforcement-learning +1

Deep learning denoiser assisted roughness measurements extraction from thin resists with low Signal-to-Noise Ratio(SNR) SEM images: analysis with SMILE

no code implementations23 Oct 2023 Sara Sacchi, Bappaditya Dey, Iacopo Mochi, Sandip Halder, Philippe Leray

The technological advance of High Numerical Aperture Extreme Ultraviolet Lithography (High NA EUVL) has opened the gates to extensive researches on thinner photoresists (below 30nm), necessary for the industrial implementation of High NA EUVL.

Denoising

YOLOv8 for Defect Inspection of Hexagonal Directed Self-Assembly Patterns: A Data-Centric Approach

no code implementations28 Jul 2023 Enrique Dehaerne, Bappaditya Dey, Hossein Esfandiar, Lander Verstraete, Hyo Seon Suh, Sandip Halder, Stefan De Gendt

In this work, we propose a method for obtaining coherent and complete labels for a dataset of hexagonal contact hole DSA patterns while requiring minimal quality control effort from a DSA expert.

Defect Detection

SEMI-DiffusionInst: A Diffusion Model Based Approach for Semiconductor Defect Classification and Segmentation

no code implementations17 Jul 2023 Vic De Ridder, Bappaditya Dey, Sandip Halder, Bartel Van Waeyenberge

To the best of the authors' knowledge, this work is the first demonstration to accurately detect and precisely segment semiconductor defect patterns by using a diffusion model.

A Deep Learning Framework for Verilog Autocompletion Towards Design and Verification Automation

1 code implementation26 Apr 2023 Enrique Dehaerne, Bappaditya Dey, Sandip Halder, Stefan De Gendt

This is validated by comparing different pretrained models trained on different subsets of the proposed Verilog dataset using multiple evaluation metrics.

Optimizing YOLOv7 for Semiconductor Defect Detection

no code implementations19 Feb 2023 Enrique Dehaerne, Bappaditya Dey, Sandip Halder, Stefan De Gendt

In this research, we experiment with YOLOv7, a recently proposed, state-of-the-art object detector, by training and evaluating models with different hyperparameters to investigate which ones improve performance in terms of detection precision for semiconductor line space pattern defects.

Defect Detection Object +2

Deep Learning based Defect classification and detection in SEM images: A Mask R-CNN approach

no code implementations3 Nov 2022 Bappaditya Dey, Enrique Dehaerne, Kasem Khalil, Sandip Halder, Philippe Leray, Magdy A. Bayoumi

In this work, we have revisited and extended our previous deep learning-based defect classification and detection method towards improved defect instance segmentation in SEM images with precise extent of defect as well as generating a mask for each defect category/instance.

Defect Detection Instance Segmentation +3

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