{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005427},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005825","490:4900007046","490:4900005032","490:4900006309","490:4900006553","490:4900004339","490:4900003500","490:4900005290","490:4900005826","490:4900005421","490:4900003920","490:4900005304","490:4900002964","490:4900003499","490:4900005162","490:4900007425","490:4900003911","490:4900005561","490:4900007047","490:4900004068","490:4900005555","490:4900005027","490:4900006194","490:4900006790","490:4900007049"],"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":[0.4998953774484531,0.4048826087243848,0.33464249612911107,0.32722674987347244,0.3124127601368243,0.2917571523509768,0.28429578279891266,0.22858471605957026,0.2169157364973944,0.21547000867408814,0.17416356971952576,0.17089323989956667,0.16599029682671865,0.1605523094803402,0.15372549222220927,0.14170874215937287,0.1402763785412743,0.139165019700735,0.13712861455594677,0.12302910752845049,0.12281257508027418,0.11908637973442687,0.11775059734699687,0.11652608715661528,0.11020178116307859],"twin_dists":[0.15293860452118285,0.1746469617238209,0.19216970074424922,0.19412668742265055,0.1981111760686784,0.2038519396016203,0.205984383833731,0.2231308997600396,0.22705732766835235,0.22755355952499948,0.24281739031164132,0.2441306150291664,0.24613363457466636,0.24840582759666258,0.25133896426945235,0.2567432657006815,0.2574098361359345,0.25793052630452035,0.258892729526475,0.2658676553760024,0.2659793901902435,0.26792613599831294,0.2686353527646247,0.26929092750367206,0.2727637710180502],"n_dims_used":45,"mean_confidence":0.8999247233072917},"coverage":{"mean_confidence":0.8999247233072917,"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}}