{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000247","493:4930001283","493:4930002703","480:4800004775","485:4850000323","469:4690001593","493:4930001553","496:4960003270","488:4880000809","481:4810002700","472:4720000710","496:4960005010","496:4960005157","470:4700003453","493:4930000526","469:4690001683","488:4880003024","466:4660004285","481:4810002073","480:4800004841","466:4660000335","493:4930000532","496:4960010254","469:4690001580","493:4930005931"],"twin_admin_codes":[488,493,493,480,485,469,493,496,488,481,472,496,496,470,493,469,488,466,481,480,466,493,496,469,493],"twin_sims":[0.1528080546705847,0.14947132300575044,0.14717705951561247,0.1426800234377779,0.13820795942732245,0.13254576230955628,0.13216029104758684,0.12808698506875343,0.12006189125849132,0.10923620381924774,0.1003578947743536,0.09125991800717355,0.08435352226274673,0.08411487330936009,0.0817483220288749,0.08144448512986814,0.0801705776085049,0.07956746206235259,0.07619393042912602,0.0756979641764353,0.0743625750082626,0.07339507362304123,0.07297469600487928,0.0728813737181838,0.07279376537653814],"twin_dists":[0.2517403583972174,0.25321533392614864,0.25424362656435995,0.2562941141071115,0.2583814181419754,0.2610979403576725,0.2612860219478844,0.2632992265716375,0.2674120366668574,0.2733074423886641,0.27848994121929227,0.2841874347692565,0.2888204618040487,0.28898587371115786,0.2906467993569391,0.29086281777720735,0.2917756135438429,0.2922118263521779,0.29470198056675484,0.29507552180355184,0.2960911868948201,0.29683628582748856,0.2971625065246679,0.29723513242549554,0.29730338008494406],"n_dims_used":45,"mean_confidence":0.9254280938042535},"coverage":{"mean_confidence":0.9254280938042535,"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}}