{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006901},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007018","490:4900006902","490:4900006904","490:4900007640","490:4900007150","466:4660002058","466:4660002134","466:4660001047","490:4900007146","490:4900007746","470:4700001227","496:4960000711","490:4900007267","487:4870006911","496:4960008319","466:4660001053","487:4870006159","487:4870004848","470:4700002793","466:4660001328","490:4900002014","490:4900001216","466:4660001424","490:4900007980","494:4940008239"],"twin_admin_codes":[490,490,490,490,490,466,466,466,490,490,470,496,490,487,496,466,487,487,470,466,490,490,466,490,494],"twin_sims":[0.4980304963397676,0.36831555965802965,0.36658871442108226,0.3080932192087589,0.29327324842228203,0.29139900710758565,0.29116123811575684,0.2863177090036098,0.2711041227928796,0.2695985602262786,0.23637682019942505,0.22906343278267602,0.22815620036896947,0.2193444409865061,0.21773094943461724,0.21135799094706814,0.21000509430684133,0.20776416807313544,0.2075530378206152,0.2061358826100231,0.20424076733738122,0.2021507137852279,0.1996400662750532,0.19871478529949535,0.19864152832643076],"twin_dists":[0.15335025616438783,0.18356142368202422,0.18399275377960744,0.19929305729037572,0.20342263094155563,0.2039535478566932,0.20402104555466496,0.20540324280100283,0.2098389381998862,0.21028610599515862,0.22058240576595772,0.22297269519611695,0.22327269998922014,0.2262286818192605,0.22677849470737976,0.22897737263931825,0.22944992163204386,0.23023722220667675,0.2303116958324622,0.23081292299871783,0.231486892184406,0.23223517636941943,0.23314110683659559,0.2334769607675853,0.23350359730328596],"n_dims_used":45,"mean_confidence":0.9168433295355902},"coverage":{"mean_confidence":0.9168433295355902,"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}}