Add, subtract, and multiply matrices, then inspect eigenvalues and eigenvectors.
Deeper numerical and smart-manufacturing experiments remain available as featured labs.
Start with routine matrix operations and an inspectable eigen-analysis workflow.
When you need more depth, continue into SVD, QR, low-rank approximation, spectra,
topology, and synthetic smart-fab experiments.
MATRIX WORKBENCH
Compute the routine work.
Choose a size, enter matrices A and B, then calculate. Results remain local to your browser.
A and B must have the same dimensions.
Matrix A
Matrix B
RESULT
A + B
MICRON-ALIGNED APPLICATION LAYER
Smart Fab Decision Studio
Synthetic data only. Every result is deterministic, inspectable, and connected to an explicit assumption.
STATISTICS + NLA
Wafer anomaly explorer
Generate a synthetic wafer field, standardize each die, then group adjacent exceedances into interpretable spatial clusters.
estimated yield
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alert dies
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connected clusters
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ENGINEERING READOUT
Move across the wafer to inspect an individual die.
TOPOLOGY + GRAPH SEARCH
Sensor neighborhood topology
Treat distance as a neighborhood relation. Connected components reveal whether sensor evidence can propagate across the monitored tool area.
components
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largest coverage
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isolated sensors
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COVERAGE READOUT
Move across a sensor to inspect its health and neighborhood.
ECONOMICS + SENSITIVITY
Fab scenario stress test
Translate demand, energy, exchange-rate pressure, and downtime into a normalized operational scenario. It is a decision sandbox, not a forecast.
Throughput-
Unit cost-
Cycle time-
Composite operating risk-
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C ALGORITHMS + OPERATIONS
Explainable lot dispatch queue
Stable sorting turns hot-lot status, quality risk, waiting time, and due-date slack into a visible priority order with no hidden model.
Scores are transparent heuristics for demonstration, not production scheduling rules.
priority = hot-lot boost + quality risk + queue time + negative slack ties preserve original arrival order
INTERACTIVE EXPERIMENTS
Choose a lens
EXPERIMENT 01
SVD geometry sandbox
Map the unit circle through a 2 x 2 matrix and inspect the singular directions that define the resulting ellipse.
[
]
sigma1
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sigma2
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condition number
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unit circle transformed ellipse singular directions
EXPERIMENT 02
QR stability under stress
Move three columns closer to linear dependence, then compare loss of orthogonality and reconstruction error.
Column perturbation delta = 10-p. Lower bars are better.
A = QR orthogonality: ||QTQ - I||F residual: ||QR - A||F
Method
Orthogonality
Reconstruction
EXPERIMENT 03
Low-rank compression
Approximate a structured image matrix with its leading singular components and watch detail return as rank increases.
relative error
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storage ratio
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energy retained
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Original matrix
Rank-4 approximation
EXPERIMENT 04
Eigenvalue spectrum lab
Compare general random matrices with upper-triangular matrices, whose eigenvalues are exactly their diagonal entries.
real eigenvalues
-
complex pairs
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EXPERIMENT 05
Schur complement explorer
Partition a 3 x 3 matrix after the leading 2 x 2 block. Block Gaussian elimination replaces the final pivot with the Schur complement.
[
]
Schur complement-
S = d - cTB-1b
EVIDENCE MAP
Four study tracks, one product
NLA
Stable numerical evidence
SVD, QR, low-rank approximation, spectra, and Schur complements support dimensionality reduction and model validation.
TOPOLOGY
Neighborhoods and connectivity
Open-neighborhood and connectedness thinking becomes a sensor graph with coverage and isolation diagnostics.
ECONOMICS
Scenario and trade-off reasoning
Demand, cost, exchange-rate, and shock sensitivity become an explicit operational stress-test.
PROGRAMMING
Deterministic decision logic
C sorting/search habits and Python data workflows become a stable, explainable dispatch queue.
DESIGN PRINCIPLES
Built to survive an engineering interview
No confidential fab data and no black-box numerical package are required. Core routines live in tested modules; assumptions, limitations, and outputs remain visible.
01
Traceable
Inputs, derived metrics, and visual outputs stay connected.
02
Reproducible
Seeded simulations make experiments repeatable.
03
Testable
Factorizations are checked by orthogonality and residual tests.
04
Portable
Static deployment works on GitHub Pages without a backend.