{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000870","490:4900000991","490:4900000989","490:4900000754","490:4900012873","490:4900000756","490:4900000992","494:4940008146","490:4900000993","494:4940007954","490:4900013156","494:4940008256","490:4900013227","494:4940008145","490:4900002564","490:4900012983","490:4900013121","490:4900012936","490:4900000385","490:4900012867","490:4900012800","490:4900002418","494:4940008350","490:4900013259","490:4900002409"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,494,490,494,490,494,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.2803425837727963,0.23603053314767244,0.15328265744924788,0.12551163092983694,0.06846958138412278,0.06842565086336859,0.05609895803055948,0.048708351676558834,0.04804011081760282,0.045993291330230335,0.04428006314454944,0.04416548726118638,0.04399447542705894,0.042301059935257644,0.03417459169239354,0.03353400554521924,0.03350850814829952,0.031658054010222175,0.03034385067782736,0.029138351939566126,0.024925110812715555,0.0235940410884019,0.02192039910735417,0.02155089556672002,0.02047070105546657],"twin_dists":[0.20712785446281237,0.22069448268477398,0.2515324918252075,0.2645971945388284,0.30075777878773363,0.3007937713592919,0.31173329474760214,0.31928552585459397,0.3200144776965895,0.322301261549844,0.32428183573802005,0.32441657132551466,0.32461821983580696,0.3266514091289927,0.3374874377561841,0.33843184548301136,0.338469753207894,0.3412889357596397,0.34337799577270633,0.3453635902929356,0.3529088941485343,0.3555222984475275,0.35899608788045584,0.35979395784857143,0.36219666713801024],"n_dims_used":45,"mean_confidence":0.9070465087890625},"coverage":{"mean_confidence":0.9070465087890625,"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}}