{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003080","490:4900003057","490:4900001179","490:4900000899","490:4900004432","490:4900004443","490:4900003224","490:4900003350","490:4900001175","490:4900000808","490:4900000909","490:4900001735","490:4900003874","490:4900000288","490:4900000703","490:4900000495","490:4900002311","490:4900001570","496:4960008144","494:4940007503","490:4900003487","490:4900001838","490:4900001726","490:4900000830","496:4960008762"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,494,490,490,490,490,496],"twin_sims":[0.400457492645245,0.3749508589182814,0.3513640067555194,0.3486101108318275,0.3430106571550696,0.34197319066817927,0.3323098754765435,0.33069340857351925,0.3301732892725076,0.3301540750706928,0.3251783562951256,0.32279487267992046,0.30319983066224676,0.2982338160423236,0.296053289447167,0.2956617578749489,0.29202055993597104,0.2890822818879646,0.28470414083264767,0.2832902430172384,0.28316901447626225,0.2787504989622877,0.27471348795822387,0.2731781067735977,0.27095076536621454],"twin_dists":[0.1757051250077635,0.1819133454469028,0.18784112496351307,0.18854637039141073,0.18998944182611754,0.190258183644165,0.1927826884020185,0.19320885743469152,0.19334622540699684,0.19335130231555336,0.19467154235407266,0.19530793184660228,0.20064353078902614,0.20202705867222578,0.2026388145246479,0.2027489408872249,0.20377725635365596,0.2046126214141644,0.20586681388718875,0.20627432231831053,0.20630931940432334,0.20759112749879474,0.20877311402975185,0.20922544425926762,0.20988441669725022],"n_dims_used":45,"mean_confidence":0.9174023946126302},"coverage":{"mean_confidence":0.9174023946126302,"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}}