{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003739","490:4900000925","490:4900003880","490:4900000471","490:4900000691","490:4900000796","490:4900003192","490:4900000711","490:4900001337","490:4900004181","490:4900000916","470:4700002971","490:4900001885","490:4900002914","487:4870004549","496:4960007017","490:4900004296","490:4900003204","496:4960009955","490:4900004187","490:4900004580","496:4960005269","490:4900000232","496:4960008582","496:4960008871"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,470,490,490,487,496,490,490,496,490,490,496,490,496,496],"twin_sims":[0.4316130845138323,0.28481571018440716,0.2615308078252209,0.2522285527126953,0.24972567759086314,0.2440940009118885,0.21575956309236832,0.2113109893864393,0.210930950588106,0.20915493575697744,0.19926314904067347,0.19880991266136505,0.19330242919328108,0.19194081571183272,0.18992918270949607,0.1826322077937982,0.1778263555844516,0.1742847007614634,0.17100584571229313,0.16599794065970563,0.16396622655574825,0.161123097927663,0.16098769952992908,0.151914745915736,0.14987176441159777],"twin_dists":[0.1683591917882219,0.20583470973109338,0.2127091307832177,0.2155618889679161,0.21634082252707112,0.21811196397558866,0.2274539935837089,0.22899375518879617,0.22912630986558818,0.22974793002500538,0.233277788462319,0.23344238218694358,0.2354635075300078,0.23596934204724454,0.23672125566371335,0.23949650905071826,0.24136730484867777,0.24276908907444714,0.24408509958186453,0.2461304788580255,0.24697298085352395,0.24816473466159766,0.2482218688284805,0.25213289870436584,0.2530370506506504],"n_dims_used":45,"mean_confidence":0.9059980604383681},"coverage":{"mean_confidence":0.9059980604383681,"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}}