shanto268 commited on
Commit
c550767
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1 Parent(s): d154b66

Replace rejected v1 candidate with accepted universal geometry v1.1

Browse files
README.md CHANGED
@@ -63,20 +63,21 @@ statistics, and source schema are frozen in
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  ## Universal geometry model `v1`
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- `universal-geometry-v1` is an additive 512-dimensional standard built from only
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  a GDS file, a functional layer-role mapping, and the native design-parameter
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  dictionary. Simulation targets are never embedded.
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  | Block | Dimensions | Contents |
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  | --- | ---: | --- |
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- | Geometry metrics | 64 | 32 physical and morphological metrics plus their availability mask |
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- | Multiscale shape | 320 | Five functional 64×64 channels compressed to the lowest 8×8 orthonormal 2D DCT coefficients |
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- | Parameter controls | 128 | Stable signed feature hashing of canonical parameter paths and unit-normalized values |
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- The five shape channels represent conductor, etch, ports, signed functional
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- material, and signed distance to the functional boundary. The metric block
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- retains physical scale; the shape block captures topology without storing a
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- dense pixel tensor. Each block is normalized independently.
 
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  Parameter identity is retained on every row through `parameter_names`,
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  `parameter_values`, `parameter_hash_indices`, and `parameter_hash_signs`.
@@ -93,6 +94,13 @@ The complete input contract, block offsets, transforms, normalization
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  statistics, and invariances are frozen in
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  `models/universal-geometry-v1/schema.json`.
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  ## Coverage and links
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  | Component | Embeddings |
 
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  ## Universal geometry model `v1`
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+ `universal-geometry-v1` is an additive 1,024-dimensional standard built from only
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  a GDS file, a functional layer-role mapping, and the native design-parameter
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  dictionary. Simulation targets are never embedded.
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  | Block | Dimensions | Contents |
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  | --- | ---: | --- |
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+ | Geometry metrics | 32 | Centered physical and morphological metrics; availability remains metadata rather than distorting cosine distance |
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+ | Multiscale shape | 768 | Target-blind, variance-selected full-spectrum 2D DCT coefficients from 96×96 signed-material and boundary-distance rasters |
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+ | Parameter controls | 224 | Stable signed feature hashing of canonical parameter paths after per-parameter centering and scaling |
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+ The metric block retains physical scale and role-specific conductor, etch, and
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+ port measurements. The shape block captures finger topology and boundary detail
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+ without storing a dense pixel tensor. Each block is normalized and explicitly
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+ weighted, and every fitted statistic and selected spectral frequency is frozen
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+ in the schema.
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  Parameter identity is retained on every row through `parameter_names`,
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  `parameter_values`, `parameter_hash_indices`, and `parameter_hash_signs`.
 
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  statistics, and invariances are frozen in
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  `models/universal-geometry-v1/schema.json`.
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+ The earlier 512-dimensional v1.0 candidate was rejected before release because
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+ its 8×8 low-pass shape crop lost finger detail and its common offsets collapsed
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+ cosine similarities. V1.1 passed paired topology, parameter-locality, shape,
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+ held-out capacitance-locality, and similarity-dynamic-range gates against v0
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+ across five deterministic held-out samples. Capacitance was never used to fit
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+ the embedding.
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+
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  ## Coverage and links
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  | Component | Embeddings |
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models/universal-geometry-v1/release-manifest.json CHANGED
@@ -1,18 +1,18 @@
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  {
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  "model": "universal-geometry-v1",
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  "component_name": "GeneralizedCapNInterdigital",
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  "rows": 20062,
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- "dimensions": 512,
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+ "dimensions": 1024,
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models/universal-geometry-v1/schema.json CHANGED
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