{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002102},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003690","490:4900003832","490:4900004374","490:4900004375","490:4900002720","490:4900001940","490:4900004373","490:4900004947","490:4900004238","490:4900003824","490:4900004945","490:4900003966","490:4900006369","490:4900004239","494:4940008971","490:4900004240","490:4900004104","490:4900004097","494:4940008947","490:4900003687","490:4900009381","490:4900009582","490:4900002116","490:4900004516","490:4900007824"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,490],"twin_sims":[0.13275960368397027,0.12578405538311943,0.07998220961173876,0.07440482836037639,0.07407200404799322,0.0733406448855899,0.07063038926746891,0.06821897008031604,0.0631185701336394,0.060118477393419176,0.05521000306186938,0.05179344042497479,0.050078654801539446,0.049562748498572826,0.04857698506859001,0.048266540822997424,0.04482203245728973,0.044260371429538835,0.043853956580297074,0.043846092674563936,0.040905554282539086,0.04020759730262873,0.038962827317495397,0.038137139955119886,0.0376782233542581],"twin_dists":[0.26099377898954174,0.26445894389885666,0.2919115701592244,0.29605882534301864,0.29631413634692655,0.29687843822696786,0.2990101527895237,0.30096335905053634,0.3052873941405159,0.3079662340894612,0.3125963777696516,0.3160245146756504,0.3178164527444708,0.3183655650467343,0.3194281651949054,0.3197665329954526,0.32364844524449743,0.3243049713756211,0.32478440588999147,0.32479371942936247,0.3283790785409508,0.3292618878875264,0.3308689755574765,0.3319591219479975,0.33257369441960655],"n_dims_used":45,"mean_confidence":0.9204506768120659},"coverage":{"mean_confidence":0.9204506768120659,"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}}