{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002658","490:4900001353","490:4900001762","490:4900001478","490:4900001225","490:4900002659","490:4900000190","490:4900002356","490:4900002509","493:4930007146","490:4900000355","490:4900002512","496:4960006240","496:4960011565","490:4900001611","490:4900000425","490:4900000205","490:4900002506","490:4900002359","490:4900000431","490:4900001196","490:4900000848","469:4690002756","490:4900004731","490:4900000070"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,493,490,490,496,496,490,490,490,490,490,490,490,490,469,490,490],"twin_sims":[0.49264499451937294,0.46360685774254656,0.4536417909658999,0.4484209940895107,0.44247222329733576,0.3975351142763262,0.36536113487689054,0.3379057634141504,0.32215776222240383,0.3204560713573355,0.3172401561309825,0.3143673738479716,0.30817794656017194,0.2974715554644392,0.29493280926610344,0.29143794611589013,0.28667223656375307,0.2849806915184597,0.2833510957794951,0.2782644430905029,0.27763556032698017,0.27572511969452806,0.2707553036480009,0.2706330734630783,0.2606371281575745],"twin_dists":[0.1545415218399218,0.1610358148564831,0.16329591904231627,0.16448723219611935,0.16585105143795403,0.17640684913283478,0.18429999765658986,0.1913160286627497,0.19547848324285416,0.19593494413616233,0.1968013095696809,0.19757943639776324,0.19926978373878415,0.2022406142158835,0.20295420214970478,0.20394249699871606,0.20530159899543685,0.20578725010981203,0.20625675833350954,0.20773288305922524,0.20791651732612043,0.20847592937508436,0.20994240435044423,0.20997867952836505,0.2129803914493854],"n_dims_used":45,"mean_confidence":0.9155576917860243},"coverage":{"mean_confidence":0.9155576917860243,"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}}