538 technical terms and definitions
outlier die detection prediction machine learning, outlier die, detection prediction machine, outlier die detection prediction, outlier die detection, die detection prediction
Outlier Die Detection Prediction with Machine Learning Introduction & Motivation Outlier Die Detection Prediction with Machine Learning addresses a central problem in wafer sort…
outlier ensemble detection process sensor excursions machine learning, outlier ensemble, detection process sensor, outlier ensemble detection, detection process
Outlier Ensemble Detection for Process Sensor Excursions with Machine Learning Introduction & Motivation Outlier Ensemble Detection for Process Sensor Excursions with Machine…
structured, json
Outlines is a Python library for guaranteed structured text generation from LLMs — using logit masking during sampling to make it physically impossible for the model to produce…
framework
Outlines is the open-source structured generation library that uses finite state machines and grammar-based constraints to guarantee LLM outputs conform to specified schemas…
generative models
Outpainting (also called image extrapolation) extends an image beyond its original boundaries, generating plausible content that seamlessly continues the visual scene in any…
generative models
Outpainting is the generative extension technique that expands an image beyond its original borders while maintaining scene continuity - it is used to widen compositions, create…
multimodal ai
Outpainting is extending an image beyond original borders using context-conditioned generative synthesis - It expands scene canvas while maintaining visual continuity. What Is…
output device, standard output, stdout, stderr, display, printer, framebuffer
Output is the result a computer sends out after processing — pixels on a screen, sound from a speaker, ink on paper, a signal that turns a motor, a file written for another…
output conductance gds prediction, output conductance gds, conductance gds prediction, output conductance, conductance gds, gds prediction
Output Conductance gDS Prediction with Machine Learning Introduction & Motivation Output Conductance gDS Prediction with Machine Learning addresses a central problem in output…
prompting techniques
Output Constraint is a set of limits on response properties such as length, allowed tokens, tone, or answer domain - It is a core method in modern LLM workflow execution. What Is…
moderation, classifier
Output Filtering and Moderation Why Filter Outputs? Prevent harmful, inappropriate, or incorrect content from reaching users. Filtering Strategies Rule-Based Filtering LLM-Based…
ai safety
Output Filter is a post-generation safeguard that inspects model responses and blocks or edits unsafe content - It is a core method in modern AI safety execution workflows. What…
ai safety
Output filtering post-processes LLM responses to remove harmful, sensitive, or policy-violating content before delivery. What to filter: Toxic/harmful content, PII leakage…
modeling frequency-dependent output impedance in analog circuits, modeling frequency-dependent output, frequency-dependent output impedance, output impedance analog
Modeling frequency-dependent output impedance in analog circuits Introduction & Motivation Modeling frequency-dependent output impedance in analog circuits addresses a central…
ai safety
Output moderation is the post-generation safety screening process that evaluates model responses before they are shown to users - it catches harmful or policy-violating content…
over-etch, plasma etch selectivity, etch endpoint detection, via etch process, semiconductor etching
Overetch / Soft Landing (OE / SL) Overetch adds a clearing margin; soft landing uses conditions intended to protect a sensitive underlayer. Place the step in context Identify…
manufacturing operations
Over-Processing Waste is performing more work, tighter tolerances, or extra steps than required by customer value - It consumes resources without proportional benefit. What Is…
ai safety
Over-refusal is the failure mode where models decline too many benign or allowed requests due to overly conservative safety behavior - excessive refusal reduces assistant…
machine learning
Over-Sampling Minority Class is the simplest technique for handling class imbalance — duplicating or generating additional samples from the minority class to increase its…
advanced test & probe
Over-Travel is the controlled extra probe displacement beyond first contact during wafer touchdown - It ensures reliable electrical contact by applying sufficient mechanical…
production
Overall yield is the composite yield from wafer start to shipped product — calculated by multiplying probe yield, assembly yield, and final test yield, representing the true…
ai safety
Overconfidence is a failure mode where model confidence is systematically higher than true accuracy - It is a core method in modern AI evaluation and safety execution workflows.…
etch
Overetch is the deliberate extension of etch time beyond the detected endpoint to guarantee complete clearing of the target material across all die sites, compensating…
underfit, generalization
Regularization is the family of techniques that fight *overfitting* — the tendency of a model with enough capacity to memorize its training data, including the noise, instead…
underfitting, bias variance tradeoff
Overfitting and Underfitting — the two fundamental failure modes in machine learning, related to the bias-variance tradeoff. Underfitting (High Bias) Model is too simple…
quality
Overkill is incorrectly rejecting good devices during test — the opposite of escape, where functional parts fail test due to overly tight limits, test equipment issues…
rag
Overlapping chunks is the chunking design that repeats boundary-adjacent tokens across neighboring chunks to preserve continuity - overlap reduces information loss when answers…
process
An overlapping process window (also termed common process window) is the intersection of individual Exposure-Defocus (E-D) process windows across all critical feature types…
lithography overlay, overlay error, on-product overlay, alignment error, scanner overlay, edge placement error, epe, high-order overlay, dbo overlay, metrology, lithography
Lithography overlay is the vector positioning accuracy with which a newly patterned semiconductor device layer is aligned relative to an existing reference layer on the wafer…
registration, lithography, control, alignment, overlay error, on-product overlay, high-order overlay
Lithography overlay is the vector positioning accuracy with which a newly patterned semiconductor device layer is aligned relative to an existing reference layer on the wafer…
wafer alignment marks, registration accuracy, overlay metrology, higher order corrections, overlay, lithography
Lithography overlay is the vector positioning accuracy with which a newly patterned semiconductor device layer is aligned relative to an existing reference layer on the wafer…
overlay, lithography overlay error, on-product overlay, scanner alignment error, inter-field overlay, intra-field overlay, edge placement error, metrology, lithography
Lithography overlay is the vector positioning accuracy with which a newly patterned semiconductor device layer is aligned relative to an existing reference layer on the wafer…
overlay control, alignment accuracy, overlay metrology, overlay improvement
Overlay Error Budget Management is the systematic allocation and control of alignment errors across lithography, etch, deposition, and CMP processes to maintain total overlay…
metrology, interfield overlay, intrafield overlay, lens distortion, per-exposure correction, non-correctable residual, advanced process control, APC, tool matching
An overlay fingerprint is the systematic, repeatable pattern an overlay error map forms across a wafer or across exposure fields — decomposed into named components like…
high-order overlay, metrology, overlay correction
High-Order Overlay characterizes overlay errors beyond simple X-Y translation — measuring rotation, magnification, skew, and higher-order distortions that affect layer-to-layer…
image based overlay IBO, diffraction based overlay DBO, overlay control correction, overlay budget allocation
Overlay metrology measures the in-plane registration vector between a newly patterned lithography layer and a reference layer already on the wafer. A tool observes dedicated…
lithography overlay mark registration, image based overlay IBO, diffraction based overlay DBO, tool induced shift TIS, sub nanometer overlay error budget
Overlay metrology measures the in-plane registration vector between a newly patterned lithography layer and a reference layer already on the wafer. A tool observes dedicated…
overlay error, lithography overlay, overlay measurement, alignment error litho
Overlay metrology measures the in-plane registration vector between a newly patterned lithography layer and a reference layer already on the wafer. A tool observes dedicated…
overlay metrology sampling plan optimization prediction, overlay metrology sampling, metrology sampling plan, sampling plan optimization, overlay metrology
Overlay Metrology Sampling Plan Optimization Prediction with Machine Learning Introduction & Motivation Overlay Metrology Sampling Plan Optimization Prediction with Machine…
overlay metrology target asymmetry bias prediction, overlay metrology target, metrology target asymmetry, target asymmetry bias, asymmetry bias prediction
Overlay Metrology Target Asymmetry Bias Prediction with Machine Learning Introduction & Motivation Overlay Metrology Target Asymmetry Bias Prediction with Machine Learning…
overlay metrology target design optimization machine learning, overlay metrology, target design optimization, overlay metrology target design optimization, metrology target
Overlay Metrology Target Design Optimization with Machine Learning Introduction & Motivation Overlay Metrology Target Design Optimization with Machine Learning addresses a central…
metrology, overlay budget, scanner contribution, process contribution, metrology uncertainty, root sum square RSS, yield cliff, edge placement error, advanced node overlay tolerance
The overlay process window is the maximum registration error two patterned layers can tolerate while the device still functions correctly — the hard numerical tolerance that…
overlay registration mark contrast prediction machine learning, overlay registration, mark contrast prediction, overlay registration mark contrast prediction
Overlay Registration Mark Contrast Prediction with Machine Learning Introduction & Motivation Overlay Registration Mark Contrast Prediction with Machine Learning addresses…
production
Overproduction waste is the making products earlier or in greater quantity than actual customer demand requires - it is often considered the most harmful waste because it triggers…
manufacturing operations
Overproduction Waste is producing more or earlier than demand, creating excess inventory and flow imbalance - It is often the most damaging waste because it drives many downstream…
signal & power integrity
Overshoot is a transient waveform excursion above the intended high logic level - It can overstress input structures and degrade long-term reliability. What Is Overshoot?…
training
Overtraining is the training regime where additional optimization yields little generalization benefit and may overfit data idiosyncrasies - it can consume large compute while…
owl-vit, open-world localization, computer vision
OWL-ViT (Open-World Localization with Vision Transformer) is a vision transformer architecture for open-vocabulary object detection that detects objects specified by arbitrary…
diffusion
Oxidation furnace: grow an insulator by consuming silicon. An oxidation furnace holds silicon wafers in a clean, hot, controlled atmosphere so oxygen or water vapor can react…
oxidation furnace gas ratio drift prediction machine learning, oxidation furnace, gas ratio drift, h2 o2, oxidation furnace gas ratio drift prediction, furnace gas ratio
Oxidation Furnace Gas Ratio Drift Prediction with Machine Learning Introduction & Motivation Oxidation Furnace Gas Ratio Drift Prediction with Machine Learning addresses a central…