{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000323","490:4900000591","490:4900000486","490:4900000942","496:4960008030","496:4960008864","490:4900001032","487:4870005121","490:4900001320","490:4900000603","490:4900000198","494:4940008032","494:4940006471","494:4940006041","496:4960008035","494:4940006277","496:4960008670","490:4900000886","487:4870006577","496:4960008258","490:4900000500","490:4900001156","496:4960008484","487:4870006277","490:4900001159"],"twin_admin_codes":[490,490,490,490,496,496,490,487,490,490,490,494,494,494,496,494,496,490,487,496,490,490,496,487,490],"twin_sims":[0.5337254541703064,0.5069905782425718,0.46526648392302944,0.4223699463742977,0.2709864632003157,0.2534121898651377,0.24435131421626086,0.24333120933667088,0.2432143226625361,0.24106213830585907,0.21707345738503767,0.2118658252401848,0.20059517255263248,0.19984592781767765,0.19426312306320617,0.18789314568324594,0.18651683778996822,0.18121317249486402,0.17892764543092832,0.1731032243832847,0.16966579177550517,0.16664659912738045,0.1589716580482869,0.15895426194295692,0.1563403547440899],"twin_dists":[0.14553752698174802,0.1513762625158095,0.16066108780622154,0.1705142416512105,0.20987382900452098,0.21519523825568862,0.21803046996819242,0.2183538750107673,0.2183909876123701,0.21907639845756843,0.2270033263790402,0.22880052266557224,0.23279555118234832,0.23306653033551886,0.23510810321142675,0.23748798120354433,0.23800957153661997,0.24004524042980507,0.24093546562226542,0.2432412327640016,0.24462815244638492,0.2458630646221798,0.24907674031967245,0.24908415110351625,0.2502044646281396],"n_dims_used":45,"mean_confidence":0.9140204535590277},"coverage":{"mean_confidence":0.9140204535590277,"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}}