{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000460","485:4850001958","485:4850002206","485:4850001878","485:4850001174","485:4850001170","485:4850000171","481:4810001832","488:4880000325","488:4880000277","485:4850001293","500:5000009944","499:4990002943","488:4880000394","499:4990002799","485:4850002639","499:4990002563","499:4990001690","499:4990003152","485:4850000646","481:4810004034","499:4990004068","496:4960004499","485:4850002041","488:4880000851"],"twin_admin_codes":[485,485,485,485,485,485,485,481,488,488,485,500,499,488,499,485,499,499,499,485,481,499,496,485,488],"twin_sims":[0.8296431051322538,0.6460952795100335,0.6435548032669495,0.5641917631343089,0.563560115037394,0.5334673357512377,0.5291471618795944,0.5209025296938979,0.47637819024579675,0.4669639696927006,0.4542413997611427,0.45399161481952766,0.43933140514388647,0.4371517214054517,0.4292116647514772,0.4270245132910404,0.4251530039457939,0.42355731712737593,0.4164120600265398,0.4138402007575191,0.40819616936325814,0.3942756790750398,0.39423196794243454,0.39326329678326993,0.387496255803437],"twin_dists":[0.07937438739799282,0.12139038316715117,0.12193659515817463,0.13895490802516147,0.13909081856495303,0.14559357950856022,0.1465325784844696,0.1483292121919695,0.15816379576302778,0.16027829125920517,0.16315942239407952,0.16321627610917452,0.16657396559768384,0.16707684785744875,0.16891724568340535,0.16942661831703323,0.16986333452504396,0.17023631850626078,0.17191379282730193,0.17252058464392908,0.1738579863712836,0.17719230150852,0.17720285524038804,0.17743687306367595,0.1788357158364718],"n_dims_used":45,"mean_confidence":0.9168767293294271},"coverage":{"mean_confidence":0.9168767293294271,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}