{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008374},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001088","500:5000001732","485:4850004562","500:5000001663","500:5000002158","500:5000001069","485:4850004497","500:5000000849","485:4850004498","485:4850004499","500:5000001251","485:4850007603","500:5000001199","500:5000002398","477:4770000678","485:4850006199","485:4850003794","477:4770001444","485:4850004687","500:5000001101","477:4770000598","477:4770001060","500:5000001469","479:4790000021","475:4750005813"],"twin_admin_codes":[500,500,485,500,500,500,485,500,485,485,500,485,500,500,477,485,485,477,485,500,477,477,500,479,475],"twin_sims":[0.45899062673568736,0.3835109069634698,0.31641558467653486,0.285774368680345,0.26606130487539814,0.2570385381223295,0.24264332420531426,0.23615113866678963,0.23257358492725438,0.23072530699010024,0.22657930172865895,0.2156211303785597,0.21353788643239588,0.2095517902973279,0.20682137700315234,0.2043189321330372,0.20274021382239132,0.20220411808778965,0.19593979558467053,0.19539977919234075,0.1924905726840648,0.1865754037830639,0.18648477127560398,0.17901814371191388,0.17734479882501283],"twin_dists":[0.1620806013561872,0.17980814076649781,0.1970242449296419,0.20555916635263816,0.2113428283484044,0.21407864189544948,0.21857245085854063,0.22065543613194602,0.2218192833131687,0.222425173596656,0.22379603530373635,0.22750158369644935,0.22822025968691392,0.22960871720714648,0.23057018084669814,0.23145900959416257,0.23202358708427728,0.23221599051086345,0.23449073953735933,0.23468917611154727,0.23576480943406147,0.2379873213907138,0.23802175619056365,0.24090006328421998,0.24155673055926963],"n_dims_used":45,"mean_confidence":0.9217475043402777},"coverage":{"mean_confidence":0.9217475043402777,"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}}