{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001966","488:4880001684","481:4810001947","488:4880002864","488:4880002155","481:4810001070","488:4880004920","481:4810001728","488:4880002183","493:4930002779","470:4700000439","470:4700000761","481:4810000962","493:4930001079","470:4700001158","481:4810001965","488:4880003643","481:4810002702","470:4700002538","470:4700002026","470:4700000076","481:4810000730","481:4810001906","488:4880001565","496:4960000165"],"twin_admin_codes":[481,488,481,488,488,481,488,481,488,493,470,470,481,493,470,481,488,481,470,470,470,481,481,488,496],"twin_sims":[0.5761285026159224,0.5722670344538564,0.5087365735362479,0.45194961056670585,0.45154717988886145,0.45153349247704316,0.4433508702917294,0.43059024524136486,0.42222461216778245,0.41965478240202947,0.41707125451832056,0.38489895691766274,0.3812677412184986,0.37211740077328687,0.3665628068826126,0.35415162449077064,0.34456201212657356,0.3438521684757604,0.3305870850117345,0.32720683994872196,0.3240380213531285,0.3238102344403966,0.323648469990118,0.32003346860459675,0.31997148663651986],"twin_dists":[0.13638979984120803,0.13721896353861163,0.1509926993368832,0.16368149044042948,0.16377326469738002,0.16377638664296215,0.16564917230553297,0.16859672945905826,0.17054828194122207,0.17115100725560423,0.17175852557015422,0.1794689134321045,0.18035759578442928,0.1826153413403872,0.18399923268642795,0.18713017588969957,0.1895883903160828,0.18977177750910995,0.19323692875992432,0.19413197419447914,0.1949756865290854,0.19503651193073768,0.19507972197209356,0.19604851326319125,0.19606517720363087],"n_dims_used":45,"mean_confidence":0.9217290242513021},"coverage":{"mean_confidence":0.9217290242513021,"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}}