{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810004565","496:4960008948","496:4960010858","488:4880002617","496:4960010859","472:4720006525","496:4960010860","481:4810000917","488:4880001967","496:4960010087","488:4880000185","496:4960009751","496:4960010062","468:4680000948","478:4780004534","468:4680004562","496:4960009165","481:4810004366","488:4880001721","468:4680001603","481:4810005310","478:4780006084","478:4780004651","496:4960008851","478:4780005133"],"twin_admin_codes":[481,496,496,488,496,472,496,481,488,496,488,496,496,468,478,468,496,481,488,468,481,478,478,496,478],"twin_sims":[0.3920202395867553,0.359532323038558,0.32500122924027064,0.3073017205371606,0.30064605905902164,0.295098925780298,0.283849327936657,0.2836962168605797,0.2791880091738301,0.279036272350983,0.2729367588937575,0.26991801838700025,0.26621900916189983,0.2620121689970033,0.2596151364092721,0.25941645034575345,0.2577544527320196,0.25251482415818144,0.24731429486347611,0.24273524783242084,0.24005170904883574,0.23758328053778427,0.23736496585867012,0.23617526194865182,0.2350351207580145],"twin_dists":[0.1777375713522092,0.18576603043491355,0.1947187458485857,0.19951065033315227,0.20135334311400907,0.20290739985271947,0.20611303868239275,0.20615718877421618,0.20746365860892865,0.20750785345991468,0.20929668833748133,0.2101910948671384,0.21129553044624863,0.21256326301715928,0.21329131609179994,0.21335185248272712,0.21385938377600533,0.2154731115324378,0.21709601925034147,0.21854321890323075,0.2193995606837486,0.22019276645738825,0.2202631776804571,0.22064762768054688,0.2210172510744635],"n_dims_used":45,"mean_confidence":0.9185550265842014},"coverage":{"mean_confidence":0.9185550265842014,"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}}