{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007383","490:4900001731","488:4880003310","496:4960009418","469:4690003349","490:4900007013","490:4900003750","493:4930001909","490:4900003762","469:4690000151","490:4900001487","487:4870004996","496:4960008713","470:4700005577","488:4880005398","469:4690001404","487:4870004412","466:4660002677","490:4900000719","480:4800003548","470:4700004514","490:4900002610","466:4660004097","466:4660010115","466:4660000265"],"twin_admin_codes":[490,490,488,496,469,490,490,493,490,469,490,487,496,470,488,469,487,466,490,480,470,490,466,466,466],"twin_sims":[0.3436113636092739,0.3139123786282758,0.28740193665034697,0.2207567723084156,0.22022169288221166,0.21422490572329517,0.1983865573990129,0.19455429789525452,0.17184832658482052,0.15221859008381508,0.14826327562428485,0.147883167673458,0.1316969478944688,0.1253143351562948,0.1253005252796922,0.1229224225155716,0.11726551887678027,0.11606561018340215,0.11047837426750097,0.11035056788670207,0.10931357804401029,0.10465902489841727,0.10287033415423831,0.10282388285984767,0.10275781962039553],"twin_dists":[0.18983403483206213,0.19770304649856155,0.20509262941929987,0.22574963760822142,0.22593088735239877,0.22798273111654918,0.23359635871527737,0.2350006257084369,0.24374524717098786,0.2519991928685599,0.2537553191919408,0.2539258949309459,0.2615126467266978,0.2646974609689532,0.2647044836853512,0.26592268811765096,0.2688944245552731,0.26953882400264645,0.2726087135258377,0.27268032415838284,0.27326373982590374,0.2759365325426917,0.27698827178859947,0.2770157741821858,0.2770549049110895],"n_dims_used":45,"mean_confidence":0.9145511203342014},"coverage":{"mean_confidence":0.9145511203342014,"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}}