{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004385},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004525","490:4900003972","490:4900003825","490:4900003834","490:4900003003","490:4900004252","494:4940008952","490:4900004113","490:4900002407","490:4900001657","494:4940008988","490:4900001938","494:4940008972","490:4900004105","490:4900008278","490:4900001524","490:4900009705","490:4900010015","490:4900008729","490:4900008400","490:4900003682","490:4900009573","494:4940008708","490:4900007479","490:4900004116"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,494,490,494,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.4430548179228137,0.3139377544146331,0.30963408823542976,0.22273473094443075,0.1957045220318823,0.1829112413916247,0.16074077930813715,0.1509430272442436,0.11089897475369816,0.09206175734640744,0.0863784499200791,0.0820067499609857,0.0800514321095269,0.07573127470316005,0.07478901503546119,0.07328771325086604,0.06289475342374788,0.059571183882123194,0.05936537393467688,0.05680939445077936,0.051909240622011764,0.048589324523629365,0.046885962879432905,0.045662675264012124,0.04435088483580529],"twin_dists":[0.16571717643781997,0.19769614989249013,0.19887037296774843,0.2250821735080207,0.23457714741045207,0.23938896321489958,0.24832615186454282,0.25256182456640125,0.2723734999059971,0.2836677423216586,0.2874317565032266,0.29046357039932247,0.2918615782672081,0.2950503719894102,0.295765258227785,0.29691945546234405,0.3054835972019245,0.3084667161633525,0.3086559015773975,0.3110516242873242,0.3159052921446304,0.3194147531847853,0.32129367720701646,0.32267859614765193,0.32419869923924877],"n_dims_used":45,"mean_confidence":0.9220493740505642},"coverage":{"mean_confidence":0.9220493740505642,"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}}