{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002784","490:4900002496","490:4900002342","490:4900006162","490:4900000556","480:4800003886","490:4900004997","490:4900003075","490:4900001849","490:4900005782","496:4960011645","490:4900004318","490:4900002933","490:4900001997","469:4690002422","490:4900001891","493:4930006922","490:4900001744","490:4900006300","490:4900006528","490:4900005281","490:4900006057","485:4850004080","490:4900001185","490:4900002487"],"twin_admin_codes":[490,490,490,490,490,480,490,490,490,490,496,490,490,490,469,490,493,490,490,490,490,490,485,490,490],"twin_sims":[0.5893182261454294,0.5542603901458409,0.5350001080904686,0.4257323281926031,0.3800913089780776,0.36878636155264727,0.3645747837135624,0.355353195574641,0.3451257587360466,0.324670281307247,0.318819589522187,0.30884497457203264,0.3018325047981849,0.2937009880868991,0.2907473428861855,0.2774772212696451,0.2734382980379697,0.26117694315575746,0.2555486014797498,0.25216817398279606,0.2471507583075887,0.2461258427463238,0.24425867069340967,0.24256348879010253,0.2424214842155693],"twin_dists":[0.13356111417862748,0.14109423287732537,0.14526080601533906,0.1697280644480949,0.18064637999733635,0.18344400264385585,0.18449708202362528,0.18682462531603128,0.18944288993009192,0.19480698014480827,0.19637519692605948,0.19908668778335786,0.20102313941286193,0.2033017471588113,0.20413862010615105,0.20796279240937496,0.20914868108076815,0.21281647046904395,0.21453619531042384,0.21558062158919397,0.2171474063009559,0.21746995760898524,0.21805980482756507,0.21859784454426484,0.21864302608098735],"n_dims_used":45,"mean_confidence":0.9175542195638021},"coverage":{"mean_confidence":0.9175542195638021,"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}}