{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011040","490:4900009269","490:4900009785","490:4900010090","490:4900008706","490:4900007940","490:4900009155","490:4900011724","490:4900007705","490:4900008063","490:4900008592","490:4900008279","490:4900008601","490:4900006611","490:4900011792","490:4900011395","490:4900009911","490:4900008722","490:4900011741","490:4900005350","490:4900009715","490:4900008496","490:4900010801","490:4900011028","490:4900009676"],"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":[0.20180947848694303,0.18628010396026742,0.18327341830976734,0.14641054260461048,0.13818226036988782,0.13349825242408672,0.12851713258480807,0.12577047151584983,0.11822629736110614,0.11758897631170989,0.11711503880679305,0.11226329842657774,0.11161494976861991,0.10820050911150886,0.10719868583491599,0.10316445136396628,0.1014965956098192,0.10009162815157753,0.09622085997977209,0.0918759430204805,0.09181551451113294,0.08769636436885297,0.08515497286077019,0.0839699273236533,0.08351142467168993],"twin_dists":[0.23235784979124657,0.23809956049259737,0.23924954458470385,0.25458981858206897,0.25839355764012567,0.2606349538827934,0.26308436460527485,0.2644658320880232,0.26838208287100224,0.268721580666136,0.2689749602332938,0.27161523697586387,0.27197468344242814,0.27389474512757755,0.27446700159050436,0.2768143584662086,0.2778057494914945,0.27865080368505174,0.28102805069067666,0.2837878537660968,0.2838269564801162,0.2865417864644256,0.28826767959288474,0.28908652128468854,0.2894058121946776],"n_dims_used":45,"mean_confidence":0.920357428656684},"coverage":{"mean_confidence":0.920357428656684,"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}}