{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002814","488:4880003332","488:4880003446","488:4880003624","496:4960011200","488:4880003043","488:4880003086","488:4880004039","488:4880002874","488:4880003964","488:4880003639","496:4960010667","488:4880003641","488:4880003963","481:4810001054","488:4880004056","488:4880002831","488:4880003104","488:4880003232","481:4810002114","488:4880003407","488:4880003504","488:4880002889","488:4880003285","488:4880003399"],"twin_admin_codes":[488,488,488,488,496,488,488,488,488,488,488,496,488,488,481,488,488,488,488,481,488,488,488,488,488],"twin_sims":[0.9550208218179475,0.9517898739101998,0.9306593210429474,0.9232478627282561,0.8131604406272286,0.7991476064924543,0.7789865266488039,0.7772515799691907,0.7584895962536435,0.7348925911567395,0.7257091591526384,0.7187944236789451,0.6956983849344988,0.6810645131690503,0.6755612515870766,0.6700211574062733,0.6621838871594662,0.6618039149825791,0.6599185628358929,0.6494310466993856,0.6494149108213364,0.6475155305442669,0.6467827574870364,0.64324118997732,0.6421764446243072],"twin_dists":[0.03940235946222323,0.04082729608400168,0.04923664857487037,0.0519035195752684,0.08352996462640393,0.0869692964459563,0.09179132018631403,0.09220012905610635,0.09656693405168226,0.10193797543389682,0.10399791539090557,0.10553928506782406,0.11063584700170496,0.1138308568546793,0.11502678405701207,0.11622801422824842,0.11792317182591813,0.11800524387133753,0.11841232449939261,0.1206727052830691,0.1206761782235898,0.12108488973381686,0.12124252025279102,0.12200400268083826,0.12223282486796873],"n_dims_used":45,"mean_confidence":0.920967780219184},"coverage":{"mean_confidence":0.920967780219184,"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}}