{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009849","490:4900010147","490:4900008126","490:4900008462","490:4900009239","490:4900008022","490:4900010157","490:4900009343","490:4900008463","490:4900009238","490:4900008562","490:4900009230","490:4900008915","490:4900009242","490:4900010681","490:4900008572","490:4900008689","490:4900008020","490:4900008128","490:4900007910","490:4900009532","490:4900008564","490:4900009231","490:4900009838","490:4900010324"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5619735059300994,0.464865542259006,0.3633447596796781,0.271733664234281,0.26830808908099296,0.24207273067598922,0.23518503070124308,0.21050461032659873,0.19452140805670518,0.19168206241299307,0.1680012426019098,0.15604341179455028,0.13180196211558934,0.1301383196087924,0.1157459852541814,0.11162949481481248,0.10602862784536007,0.1050192162705928,0.10197933173357075,0.09291405373008975,0.090978720019208,0.08569828760011582,0.08485627657289306,0.08069698865703481,0.07594288393896066],"twin_dists":[0.13943229300643936,0.16075157379148275,0.18480579552472493,0.20965241231005846,0.2106706202536919,0.2187540615930876,0.22096858474979902,0.22927520721061392,0.2350127602978268,0.2360657504435904,0.2453070129704178,0.25033259619480697,0.26146123087874484,0.26227942236412755,0.2697113375334133,0.271966601977259,0.27514063533601185,0.27572643826792925,0.2775175060730164,0.28311925501184165,0.28437054179962323,0.28789529473129016,0.28847321164219586,0.29139702401372825,0.29489081263380823],"n_dims_used":45,"mean_confidence":0.9007902357313368},"coverage":{"mean_confidence":0.9007902357313368,"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}}