{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001040},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000204","499:4990003711","499:4990003745","488:4880000066","475:4750008366","499:4990002882","472:4720003863","468:4680000002","500:5000005008","496:4960010815","499:4990003710","473:4730003839","499:4990002499","499:4990001488","469:4690001990","477:4770003965","475:4750007817","466:4660004971","472:4720001472","499:4990002330","472:4720001162","499:4990004063","470:4700000654","466:4660002792","500:5000010158"],"twin_admin_codes":[499,499,499,488,475,499,472,468,500,496,499,473,499,499,469,477,475,466,472,499,472,499,470,466,500],"twin_sims":[0.4926219829238287,0.23263266293076765,0.22639979797874868,0.1425903055568904,0.13253897097484946,0.12968028957499383,0.12160246747592994,0.1191840759078829,0.117713882431834,0.11483751874399803,0.11244945874898053,0.10877495703605083,0.09856259501003432,0.0966532260694551,0.09653154170642324,0.0959343760456302,0.09432770560864577,0.09418444184410657,0.09057171811748593,0.08981415269748082,0.08523375471951695,0.08325038786190019,0.08115421548788282,0.07701765662054669,0.07662082005532692],"twin_dists":[0.15454662005490538,0.22179996907547425,0.2238557612082907,0.2563355070595744,0.261101250463718,0.26250606938566146,0.2666066067955498,0.26787450484364894,0.26865493290609277,0.2702036776370741,0.27151232513795126,0.27356846261711054,0.2795810987228787,0.280758826199434,0.28083450037452456,0.2812069621535722,0.2822182070013353,0.2823090350284889,0.28463636324283903,0.28513367445952614,0.2882135658099853,0.2895882181857929,0.29106979378016334,0.29408589040014405,0.29438203072301744],"n_dims_used":45,"mean_confidence":0.9268559773763021},"coverage":{"mean_confidence":0.9268559773763021,"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}}