{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002842},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003382","490:4900003264","490:4900003387","490:4900002988","490:4900003531","490:4900003664","490:4900003656","490:4900003381","490:4900004358","490:4900003804","490:4900004220","490:4900003523","490:4900003802","490:4900003933","490:4900003934","490:4900003399","490:4900003383","490:4900002835","490:4900003250","490:4900004353","490:4900001505","490:4900004492","490:4900004089","490:4900002093","490:4900004781"],"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":[0.11087637012403478,0.07162904412107475,0.06752562331506995,0.060809119820764625,0.05295618010879466,0.034288305714318415,0.03387084810639592,0.03243985825443082,0.030955004368274988,0.024613934274309256,0.023276219093273848,0.02083604585519655,0.016074577943298276,0.015679568848173443,0.014673425373510539,0.01433184571518862,0.01412601112922137,0.01379574249971866,0.012376890035931763,0.011892247461760758,0.011429787546364627,0.011376451568838479,0.011166512198867487,0.009388952206610351,0.009133403636186251],"twin_dists":[0.2723861236130305,0.29821708638521577,0.30153534228330875,0.3073399823670076,0.31483732174352486,0.3373213697062134,0.3379333447038095,0.34008112104460175,0.34239706476537685,0.35350883856734927,0.35616515136316673,0.36137191919460393,0.37328540705477425,0.37440797644630164,0.3773839396049363,0.37843523539866497,0.37907946451943486,0.38013067715290066,0.38491626637086923,0.38666270071426545,0.3883891011512181,0.3885921799122221,0.3893998387957486,0.39683920856595506,0.3980103989828869],"n_dims_used":45,"mean_confidence":0.9173695882161458},"coverage":{"mean_confidence":0.9173695882161458,"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}}