{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010392","490:4900010028","490:4900011624","490:4900010304","490:4900010311","490:4900011755","490:4900011428","490:4900009823","490:4900010662","490:4900008008","490:4900009623","490:4900008789","490:4900010026","490:4900009723","490:4900010221","490:4900010303","490:4900010025","490:4900012158","490:4900012159","490:4900010909","490:4900008783","490:4900007786","490:4900011496","490:4900008545","490:4900012020"],"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":[0.6295480113069759,0.6204722413280827,0.5820086897525951,0.5518432218588363,0.5287964750404006,0.5238497256072605,0.4996044878569946,0.4603007693802396,0.45958578470752526,0.45453511409407643,0.4401802394085432,0.43517373538320486,0.4346227651932336,0.43039711842467393,0.42618095202085476,0.423804373635089,0.40847695801518374,0.3980708272876715,0.3152118080374864,0.30705009403075256,0.2945223339073544,0.29016915981022806,0.28254040408257536,0.28108025777255047,0.2536629666383849],"twin_dists":[0.12494346338474598,0.1268886916167482,0.13512813490681458,0.14161576166980352,0.1466088719607857,0.14768624303858366,0.15300278676563367,0.16178370129727077,0.1619456912578287,0.16309258453163225,0.16637839343847022,0.16753405500574506,0.16766155784680375,0.16864160570905504,0.16962336485600996,0.170178531969059,0.17379125997123365,0.17627803750264803,0.19735029499680898,0.19957989327532805,0.20306991783981063,0.20430303057410465,0.20649093621835232,0.20691374377052743,0.21511769602410508],"n_dims_used":45,"mean_confidence":0.8863007439507379},"coverage":{"mean_confidence":0.8863007439507379,"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}}