{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008336},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010318","490:4900009012","490:4900008226","490:4900008559","490:4900010136","490:4900009536","490:4900008560","490:4900008338","490:4900009938","490:4900008337","490:4900008668","490:4900009633","490:4900009010","490:4900008229","490:4900008556","490:4900007900","490:4900008449","490:4900008233","490:4900010399","490:4900007898","490:4900009117","490:4900008566","490:4900010405","490:4900008672","490:4900008455"],"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":[0.5795546624742041,0.5380733811597815,0.5034222505606816,0.5029839570006646,0.490255749930643,0.4773351304876131,0.45442374774920646,0.43274911182230946,0.3991707789870435,0.37287007125274774,0.3496264368976516,0.34165944284040967,0.31683330506725216,0.3157310903296363,0.2958743177074481,0.29275895967695614,0.2884816049013647,0.27558728561453605,0.2666526039076008,0.24214141442796905,0.23353884256901855,0.23278353400967633,0.222786266224446,0.20791101022740174,0.2002672665541296],"twin_dists":[0.13565454466669916,0.14459415304153758,0.1521612504747355,0.15225777278439453,0.15507123485027394,0.15794963897464268,0.16311792528223223,0.16809563501758112,0.17601380329907942,0.18242860940922856,0.18828576070676983,0.19033954149502838,0.1969112669374198,0.1972095579786605,0.20268914337385963,0.20356811278583906,0.20478401893223502,0.2085163812348483,0.21116557859517054,0.21873218600081612,0.22150411669229464,0.22175065975671654,0.22506483587606363,0.23018545584401523,0.23291405888452732],"n_dims_used":45,"mean_confidence":0.8875489976671007},"coverage":{"mean_confidence":0.8875489976671007,"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}}