{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000696},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000500","490:4900000339","490:4900000784","496:4960008364","496:4960009174","490:4900000410","490:4900000818","490:4900000501","490:4900000697","490:4900000812","490:4900001591","490:4900000605","490:4900001018","490:4900000399","490:4900000400","490:4900000226","490:4900000609","490:4900000077","490:4900000467","490:4900000154","490:4900000408","490:4900000143","487:4870003964","496:4960008473","490:4900000099"],"twin_admin_codes":[490,490,490,496,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,496,490],"twin_sims":[0.6877153137270936,0.6372681389980686,0.5769676404275825,0.5572180924305324,0.5198554058124364,0.5197736646440487,0.5120492435639238,0.5041913457549847,0.4941653476329452,0.49194479218534604,0.49099960635205303,0.4857826078964264,0.47351261610228473,0.4538013970666102,0.4520707541527758,0.44562324205991927,0.42588740569603944,0.41264946997284924,0.40826457886813944,0.4020289914829235,0.4009398253265191,0.3935236445416953,0.38040955576802005,0.3718364342963879,0.3711628570297154],"twin_dists":[0.11238163509554316,0.12328704978683142,0.13620968458443425,0.14045654910080393,0.14855785886081185,0.14857571215610546,0.15026590203950566,0.1519919331180088,0.1542048421248694,0.15469668293678188,0.15490623455767066,0.1560650505759608,0.1588059349527146,0.16325957939315217,0.16365386959447686,0.16512778115294746,0.16969186737699696,0.1728020721103797,0.1738417277210783,0.1753287371852608,0.17558953108626782,0.17737395033616513,0.18056821600428466,0.1826850948449479,0.18285242525030412],"n_dims_used":45,"mean_confidence":0.9162724812825521},"coverage":{"mean_confidence":0.9162724812825521,"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}}