{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003171},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005638","490:4900007610","490:4900000834","490:4900002137","490:4900003220","487:4870004401","490:4900000883","490:4900007611","494:4940008713","466:4660004258","487:4870001665","494:4940008487","487:4870003799","490:4900000774","490:4900006772","494:4940003474","490:4900000221","494:4940008737","494:4940004417","494:4940007777","466:4660008054","490:4900003303","490:4900002043","466:4660004697","494:4940006504"],"twin_admin_codes":[490,490,490,490,490,487,490,490,494,466,487,494,487,490,490,494,490,494,494,494,466,490,490,466,494],"twin_sims":[0.13122496914226467,0.13114581409964088,0.10724886627611997,0.10562873840995038,0.09934549387990715,0.0915928873406932,0.08267751458490902,0.07686497387037414,0.0751570737384695,0.07406287608307506,0.06960553820493642,0.06882780341714692,0.06810153609652837,0.0680665001770681,0.066705301128036,0.06613918001242405,0.06369400883461747,0.06277553081525791,0.05926206823992813,0.058833355740181385,0.05777360110084608,0.05272102217974482,0.050589852062803024,0.050031858626255525,0.04831923013042648],"twin_dists":[0.26174411366100714,0.2617829941428148,0.2744382392849018,0.27537218667929597,0.27910336546585823,0.28397119221267353,0.2899901352018465,0.2941996845666373,0.2954851543970355,0.29632115149445215,0.2998335386428922,0.3004649840390188,0.30105990345813016,0.301088733304668,0.3022182864707348,0.30269360421575314,0.3047855537311733,0.3055883441778102,0.3087510661635736,0.30914745873722893,0.3101376290100489,0.3150756668044113,0.3172769810218335,0.3178660660447183,0.3197089766581212],"n_dims_used":45,"mean_confidence":0.918957773844401},"coverage":{"mean_confidence":0.918957773844401,"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}}