{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008606},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009580","490:4900009265","490:4900009054","490:4900009570","490:4900009161","490:4900008603","490:4900009566","490:4900009158","490:4900008607","490:4900008942","490:4900008939","490:4900009275","490:4900008492","490:4900008840","490:4900008384","490:4900009466","490:4900009058","490:4900008952","490:4900009169","490:4900008497","490:4900008491","490:4900009168","490:4900008499","490:4900009380","490:4900011476"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5932766677220482,0.5468627691230414,0.46859354213325477,0.4455147971909661,0.42494908230680906,0.42411769985488545,0.4041780674810769,0.3730110831717898,0.3433550296787943,0.3330990537778347,0.33105524496189537,0.32391630998638676,0.31346641883352305,0.31153271550778905,0.28640577791486527,0.28602356240000903,0.28147283816088287,0.2787155327026466,0.270685617608154,0.2694160039818198,0.25386024569625937,0.24295517493862762,0.2429389169550613,0.2429251280329572,0.24215342071208307],"twin_dists":[0.1327129720369215,0.14269150837219438,0.15991125907380685,0.16515264045213907,0.16991096768504574,0.17010526516784122,0.17481508703571313,0.18239364609822062,0.18990033252329386,0.19257503917148452,0.1931133631869977,0.19500818386694324,0.19782430078763022,0.1983512052496508,0.20537798621002815,0.20548763260903516,0.20679993572787497,0.2076013201932972,0.20996308436515962,0.21034043193189902,0.2150567299551867,0.21847331055039138,0.21847847708359883,0.21848285916286894,0.21872836244381205],"n_dims_used":45,"mean_confidence":0.9284798516167535},"coverage":{"mean_confidence":0.9284798516167535,"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}}