{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011110","488:4880003488","488:4880002579","496:4960009457","496:4960010084","496:4960011112","496:4960011350","496:4960010950","496:4960011098","496:4960009648","496:4960011709","488:4880002268","470:4700006689","496:4960012177","470:4700006143","496:4960010397","496:4960012232","470:4700005997","470:4700005565","496:4960010149","488:4880002730","496:4960012113","470:4700000409","496:4960010310","468:4680001621"],"twin_admin_codes":[496,488,488,496,496,496,496,496,496,496,496,488,470,496,470,496,496,470,470,496,488,496,470,496,468],"twin_sims":[0.6348629848190736,0.6255662492692597,0.6076816366963474,0.5796845960990318,0.5532240355112289,0.5525230841017998,0.5359195824612157,0.5213699094646437,0.514175269730718,0.5011432749370919,0.49965453021907136,0.4940638849562001,0.4865246469594878,0.4805662982646834,0.4744087890161193,0.4693405763628984,0.4646607111959149,0.46183224117019134,0.4593392999630864,0.4576731951971516,0.45388261204937425,0.44526580357441864,0.442563701828037,0.4414579927902424,0.43900778480847835],"twin_dists":[0.12380330381512676,0.1257971069457939,0.12962803195315398,0.13562666828254538,0.141317793540726,0.14146903841171712,0.14506127498434887,0.14822719131229384,0.14980008243808718,0.15266338464469223,0.15299174461306486,0.15422730144843322,0.1558999969492362,0.1572275457884565,0.15860497688619488,0.15974314841649662,0.16079781127247872,0.16143702486900918,0.16200155671241528,0.162379459229938,0.16324108989681582,0.16520972710603177,0.16583002598937308,0.16608427535672127,0.16664856698183753],"n_dims_used":45,"mean_confidence":0.9228993733723958},"coverage":{"mean_confidence":0.9228993733723958,"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}}