{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001910},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001818","487:4870001727","487:4870001728","487:4870001812","487:4870001813","487:4870001726","487:4870001819","487:4870001816","487:4870001538","487:4870001909","487:4870001814","487:4870001348","487:4870001904","487:4870001535","487:4870001999","487:4870001534","487:4870001906","487:4870001350","487:4870001633","487:4870001533","487:4870000655","487:4870001347","487:4870001722","487:4870001537","487:4870001905"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.7904019949779539,0.741961677416291,0.6697949537583573,0.4985472678401991,0.4792833612514101,0.4392581053227241,0.4095435874107837,0.3861758483740139,0.3776988521584149,0.34291415691965027,0.3302511054615186,0.3014959826992999,0.2915669647252726,0.2868914175560894,0.2863599217804955,0.2774199888839589,0.27618740295232413,0.24954417719121694,0.22098182191891091,0.20619637368462004,0.20055149457364957,0.1911236815682774,0.17867741768665663,0.17489353285106385,0.16754020538604197],"twin_dists":[0.08907791974616647,0.10034141633270202,0.11627700674618366,0.15323614130434557,0.15751406641808596,0.16659086087951924,0.17353797120326603,0.17915736652973202,0.18123500408422236,0.19001442062401522,0.1933256659360994,0.20111672099056802,0.2039058878957522,0.20523879705340192,0.20539113634872191,0.20797952271553638,0.20834034768852983,0.21639750184097495,0.22567349340731044,0.23079148018696236,0.23281132902580562,0.2362741061809361,0.24103341925668784,0.24252667825973645,0.24549589499937866],"n_dims_used":42,"mean_confidence":0.9079577128092448},"coverage":{"mean_confidence":0.9079577128092448,"n_dims_used":42,"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}}