{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001848},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001708","490:4900001862","490:4900001166","490:4900001571","490:4900001572","490:4900001165","490:4900001707","490:4900001331","490:4900002767","490:4900003602","490:4900001051","490:4900002032","490:4900002021","490:4900001722","490:4900003595","490:4900001080","490:4900001999","490:4900004185","490:4900002190","490:4900002178","490:4900002327","487:4870002893","490:4900001470","490:4900003755","490:4900003896"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.6568908003635076,0.6133570563023136,0.5938724638473349,0.5893034536889111,0.5544247840961087,0.5538093607586042,0.5429640727250897,0.5366272914837521,0.5253358650312143,0.5118049144103526,0.48970484993043184,0.486312742697217,0.48579108378563424,0.4625539897528751,0.4609184687101002,0.4404087833707886,0.4327831859891776,0.4123274726892029,0.40970672535470826,0.38559690856859397,0.3823368417635574,0.37900889950526123,0.36982083101428465,0.36698358555792426,0.3609597625901638],"twin_dists":[0.1190655815922194,0.12841271074213326,0.1325853382569311,0.13356427988625597,0.1410587759912314,0.14119152025288623,0.14353476924639033,0.14490774450792168,0.14736233503013876,0.15031946653849015,0.15519348221224563,0.15594712347138465,0.15606316482568858,0.16127378481466398,0.1616438247507773,0.16632576191353662,0.1680877341746894,0.17287825254427086,0.17349925702977573,0.1792985604400204,0.18009553068036277,0.18091246565148522,0.1831862614725466,0.18389403358533288,0.18540589849585642],"n_dims_used":45,"mean_confidence":0.9171681722005208},"coverage":{"mean_confidence":0.9171681722005208,"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}}