{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010343},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009763","490:4900010161","490:4900010062","490:4900010068","490:4900010244","490:4900008679","490:4900009864","490:4900009866","490:4900010251","490:4900010060","490:4900009562","490:4900010345","490:4900010333","490:4900010332","490:4900009957","490:4900010256","490:4900010854","490:4900011016","490:4900008125","490:4900010514","490:4900010142","490:4900010057","490:4900009966","490:4900010504","490:4900009960"],"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":[0.6198387048039831,0.48022715190641974,0.446981772649425,0.4225215361486221,0.3890296073694987,0.34452168193584903,0.328828595325068,0.32062300267650673,0.2980301583083971,0.2811655979295082,0.26334830814938814,0.2607949292315004,0.2591507132491655,0.227207996392598,0.224694976418293,0.20668778893745185,0.20121199680052365,0.19092389527728243,0.18220170865609567,0.15341033884368394,0.15233959801880276,0.15153424558124032,0.1405936736062185,0.13760511089299515,0.13550016623655747],"twin_dists":[0.12702441781311694,0.1573032642240435,0.16481655402725362,0.17047874141681876,0.17846284123536585,0.18959880419021563,0.19370192231210093,0.1958901066021291,0.202084084186601,0.2068889956911798,0.2121592478841643,0.21293245132155778,0.21343286386372504,0.22358709809267216,0.224424576409297,0.23061744289887395,0.2325729872623328,0.23634875814358958,0.23966266089328392,0.25147665051640017,0.25194599821671687,0.25230061425161865,0.2572617427835358,0.25866663214031543,0.25966989574599664],"n_dims_used":45,"mean_confidence":0.8897434658474392},"coverage":{"mean_confidence":0.8897434658474392,"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}}