{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002155},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004160","490:4900001438","494:4940004181","490:4900003196","494:4940008655","466:4660014272","494:4940006334","490:4900002329","487:4870004554","487:4870012202","487:4870010145","487:4870010193","494:4940008404","487:4870012571","487:4870010147","487:4870007191","487:4870007614","496:4960008769","494:4940007498","487:4870005862","490:4900001865","487:4870010282","493:4930007067","496:4960001286","487:4870005277"],"twin_admin_codes":[490,490,494,490,494,466,494,490,487,487,487,487,494,487,487,487,487,496,494,487,490,487,493,496,487],"twin_sims":[0.3233352522878837,0.312829859742228,0.23808431306532232,0.1625407164017849,0.15787128871987818,0.14215530790821923,0.12294840623839007,0.12191141744723148,0.12163649984610532,0.12017386995573882,0.12004248268639386,0.11957616451592615,0.11871411787496147,0.10827714973264636,0.10729729288538854,0.10443265310354917,0.10371962982841085,0.1035242089565815,0.09981799897566565,0.09795959309290693,0.09704727427570765,0.09459497503045529,0.09250963054996478,0.09209211883787372,0.0890301788444119],"twin_dists":[0.19516342195720549,0.19799754828262112,0.22003133194418964,0.2475686231157846,0.24954666818604593,0.25653647598629514,0.26590928124096425,0.2664460228011648,0.2665889024348549,0.26735322787207394,0.26742223389111397,0.26766761619809976,0.26812316905021183,0.2738511362896034,0.2744104921373396,0.27606886004012876,0.27648712898428524,0.27660215653839343,0.2788164635397704,0.27995108964881377,0.2805142846507597,0.28204905065435226,0.28337901999941717,0.28364813469690875,0.2856518345086663],"n_dims_used":45,"mean_confidence":0.9108492533365885},"coverage":{"mean_confidence":0.9108492533365885,"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}}