Presentation + Paper
26 May 2022 Smart down-sampling using SONR
Author Affiliations +
Abstract
In this paper, we are presenting a smart and efficient methodology to select the most representative patterns on the wafer. Calibre-SONR is doing Smart down-sampling to patterns on the wafer based on their features and choose the most representative ones to be used in different applications. In addition, it gives the user the flexibility to choose the range of needed representative patterns to tune their models on. A comparison between SONR down-sampling and typical offthe- shelf down-sampling and clustering techniques is done. SONR gives better coverage to the unique patterns than other techniques and able to handle larger data sets.
Conference Presentation
© (2022) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Rehab Kotb Ali and Le Hong "Smart down-sampling using SONR", Proc. SPIE 12052, DTCO and Computational Patterning, 120520N (26 May 2022); https://doi.org/10.1117/12.2614609
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KEYWORDS
Optical proximity correction

Feature extraction

Machine learning

Semiconducting wafers

Semiconductor manufacturing

Calibration

SRAF

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