{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006644","490:4900006656","490:4900004737","490:4900006645","490:4900005133","490:4900006530","490:4900006164","490:4900007389","490:4900002047","490:4900004858","490:4900004035","490:4900007271","490:4900006527","490:4900006409","490:4900006648","490:4900007014","490:4900001881","466:4660000978","490:4900005907","490:4900005014","490:4900005114","490:4900006415","490:4900001220","490:4900001323","490:4900003615"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490],"twin_sims":[0.5597287992401696,0.4598966921085102,0.4525955102721062,0.43661198783188837,0.4355005648796879,0.4267426146154823,0.39965599727693357,0.3957176348693793,0.3713138021304339,0.37096776884686855,0.34563584292927063,0.34000707074296155,0.33974967377713083,0.3368414786853712,0.32642744000238816,0.3178883924747376,0.311467255017976,0.3083942600353468,0.30814956540667143,0.2981557736030155,0.29630670177678875,0.2901518250444464,0.28859510072770456,0.2848704731418829,0.2817993648198167],"twin_dists":[0.1399156241881723,0.1618752397347667,0.16353425633797816,0.16720152444040431,0.1674584521622421,0.16949234858934037,0.17589734799943302,0.17684445444287958,0.18281491432877986,0.18290091723944152,0.18931134808197128,0.1907686786430642,0.1908356276801781,0.19159395395273363,0.19433907166067121,0.19662627865362833,0.19836907483634408,0.19921038179960746,0.1992775792792825,0.2020489083706178,0.2025675828031775,0.20430796284975042,0.204751617639507,0.20581895442274953,0.20670534969905754],"n_dims_used":45,"mean_confidence":0.9183795505099827},"coverage":{"mean_confidence":0.9183795505099827,"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}}