{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002564","490:4900003962","490:4900003961","490:4900002418","490:4900003978","490:4900009361","490:4900009567","490:4900010544","490:4900004512","490:4900011621","490:4900009976","490:4900008826","490:4900012079","490:4900003559","490:4900009159","490:4900008735","490:4900009970","490:4900008709","490:4900009670","490:4900003552","494:4940008384","490:4900003687","490:4900002407","490:4900011417","490:4900010374"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490],"twin_sims":[0.39202933066202744,0.17415479983935728,0.16467979859925663,0.1211286982513921,0.10778226335904117,0.0637532034238054,0.058181881327486897,0.055978150641936335,0.05275573224576707,0.05103402409956782,0.04733824691681143,0.04514828694231947,0.0428933162420286,0.04092568766546759,0.04042184036365995,0.039594806740967055,0.037096370042692436,0.03633778506760451,0.03484441024410111,0.033218145072700433,0.0324371286602689,0.029720230173594774,0.029302542957998997,0.028888116302092044,0.02885384328247894],"twin_dists":[0.17773537059127814,0.24282088824920328,0.24667622495080144,0.26685346503106816,0.27413315157026946,0.30473414088550577,0.30975439813768874,0.31184991930639006,0.31504043086890543,0.31681191376951506,0.32078928469607493,0.32327024908509394,0.3259326605835289,0.3283538020639231,0.3289895362240794,0.3300477075951398,0.33336208885059093,0.33440585617942,0.33651592669128305,0.3389031888543026,0.3400852945397088,0.34439654668844444,0.3450890491285978,0.3457845710460456,0.3458424734531695],"n_dims_used":45,"mean_confidence":0.9090147230360243},"coverage":{"mean_confidence":0.9090147230360243,"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}}