{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001926","490:4900002680","490:4900001107","490:4900003249","490:4900004489","490:4900002681","490:4900001367","490:4900001636","490:4900002692","490:4900001233","490:4900002399","490:4900002694","490:4900004215","490:4900004491","490:4900001639","490:4900001495","490:4900003800","490:4900003941","490:4900001634","490:4900002834","490:4900001496","490:4900001242","490:4900002248","490:4900002684","490:4900002082"],"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":[0.6423375300352383,0.6290850551267785,0.5897638515152863,0.5697741693029109,0.5367540617104086,0.424341324790263,0.41727284728390973,0.3994337143386787,0.3771265404235584,0.36327318598998043,0.32988967439902767,0.29000697125262764,0.2793945258923882,0.27224649095137027,0.26893479059147674,0.2528971645322778,0.2464519938565309,0.24503681654478793,0.231211034365558,0.21294142096007698,0.20630419515083398,0.19572907414443938,0.1932084435637109,0.1896946115018269,0.17303520538380268],"twin_dists":[0.12219820951885152,0.12504273667519092,0.13346561957501787,0.1377545560721135,0.1448802471782289,0.17005298752030754,0.17171106323032087,0.17595068924490548,0.18137607998792613,0.18482377546576334,0.1934211805574453,0.20434918508901534,0.2074035320325177,0.20950066439243295,0.21048374291127486,0.2153546414431116,0.2173672210366473,0.21781363351491378,0.2222656370675833,0.2284268997618767,0.23075327040502833,0.2345681269001522,0.23549834300225653,0.23680929586216676,0.24326848465167747],"n_dims_used":44,"mean_confidence":0.9107308821244673},"coverage":{"mean_confidence":0.9107308821244673,"n_dims_used":44,"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}}