{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":484,"cluster_id":4840000596},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000010523","498:4980000972","498:4980001912","498:4980001908","498:4980001265","498:4980000367","498:4980002097","498:4980000873","500:5000010788","498:4980000180","498:4980001447","498:4980002338","498:4980002197","500:5000011525","498:4980000973","498:4980002086","468:4680001116","498:4980003097","500:5000010854","498:4980001472","500:5000011523","498:4980002337","498:4980001727","498:4980001637","484:4840005722"],"twin_admin_codes":[500,498,498,498,498,498,498,498,500,498,498,498,498,500,498,498,468,498,500,498,500,498,498,498,484],"twin_sims":[0.5116436091667416,0.4610923204909806,0.45613249537842676,0.4240658802954529,0.42292165928827663,0.41079421199241234,0.4065726813204641,0.39946911337481295,0.38464321071884483,0.36862663337904855,0.34493620445324047,0.34052846645207496,0.338867007152044,0.31762483534485675,0.31031029892519185,0.3047546564455222,0.30258528951691027,0.30001429716241573,0.2995680008806133,0.2982956058920568,0.2932064764661066,0.29115606159444535,0.28845761781610046,0.2857456210375755,0.28292427604025316],"twin_dists":[0.1503548331832842,0.16160446842117565,0.16272935888880324,0.17011738086255862,0.17038506375052156,0.173241358973297,0.1742441898640191,0.17594219363271785,0.17953137166190944,0.18348383149433048,0.18949179893678716,0.1906331467060208,0.1910654166918975,0.1966974176561707,0.1986852589763147,0.20021307331478735,0.2008140214380971,0.20152948131249498,0.20165404155780473,0.2020097616234202,0.20344151082750975,0.2040225154265007,0.20479086784725714,0.2055674210838222,0.2063799997483091],"n_dims_used":43,"mean_confidence":0.9343023965525072},"coverage":{"mean_confidence":0.9343023965525072,"n_dims_used":43,"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}}