{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010973},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008185","490:4900011280","490:4900010888","490:4900011051","490:4900010722","490:4900011131","490:4900008639","490:4900011278","490:4900010644","490:4900008087","490:4900010887","490:4900011211","490:4900008085","490:4900007956","490:4900009493","490:4900008197","490:4900009895","490:4900010970","490:4900008978","490:4900009193","490:4900011684","466:4660004465","490:4900010199","490:4900008970","490:4900005890"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490],"twin_sims":[0.4342626409118102,0.433737394772597,0.36282789261158066,0.3360461427898913,0.3090115902052654,0.2391753733128885,0.23670696399750626,0.234509478866725,0.22455425747915678,0.22362541858099963,0.21461841579722185,0.21273562426872136,0.19846546233074272,0.1983089758762642,0.19783202019641424,0.19324655302570887,0.19117890169603166,0.1901909883656068,0.1811201245011026,0.18081379033401174,0.17936118322955166,0.1780914778784702,0.17356665104006475,0.17095679218517099,0.17013872787997109],"twin_dists":[0.1677449309852388,0.16786658151719333,0.184935677403696,0.19180195640467643,0.19904098807715592,0.2196805524337934,0.2204756535071738,0.22118805468043196,0.22447165537848104,0.22478290157329212,0.2278469115171207,0.2284982870322572,0.23356764338125216,0.23362460012437408,0.23379839063501262,0.23548421643145304,0.23625348228582682,0.23662308342979163,0.2400813274250646,0.2402002263803392,0.24076598359761509,0.2412631715751453,0.24305576379328087,0.24410492445275273,0.2444361462156905],"n_dims_used":45,"mean_confidence":0.9167634752061632},"coverage":{"mean_confidence":0.9167634752061632,"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}}