{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010058","490:4900008019","490:4900010155","490:4900009955","490:4900010056","490:4900010335","490:4900010423","490:4900010333","490:4900010156","490:4900010422","490:4900009857","490:4900010244","490:4900008582","490:4900010060","490:4900010420","490:4900009345","490:4900010594","490:4900010249","490:4900008012","490:4900010057","490:4900010153","490:4900009346","490:4900008237","490:4900010336","490:4900010767"],"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":[0.2876760567585348,0.24035239901129798,0.22321263314779743,0.20149327119835148,0.20071110262630562,0.1982279441397637,0.19416481084564766,0.1892790659043105,0.1831312968045722,0.17245975024348742,0.15808176456230194,0.14472677203285944,0.1358215956559077,0.13263569247287021,0.12474408652311514,0.1224795637534668,0.11078563065279,0.10381345461451563,0.10275722955599922,0.09170907536928635,0.08450058606704611,0.0813465653829973,0.07664038472412961,0.07585735850096624,0.0732707035799078],"twin_dists":[0.20501420977818988,0.21930329987804226,0.2249214989094904,0.23247165307161574,0.23275368510821004,0.23365410564051364,0.23514441717039136,0.23696544715796095,0.2393042305274499,0.2434993485245224,0.24945659737779147,0.25535501754078277,0.25951594349498636,0.2610541203007636,0.2649879389393366,0.2661515234670514,0.27243681770129,0.27643196236507994,0.2770552545078117,0.2838958817490328,0.2887187150628376,0.29093257307803877,0.29436740162836905,0.29495525802743927,0.2969326415068951],"n_dims_used":45,"mean_confidence":0.8899251302083333},"coverage":{"mean_confidence":0.8899251302083333,"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}}