{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012629},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012999","490:4900013141","490:4900012411","490:4900013144","490:4900012413","490:4900012994","490:4900012951","490:4900012270","490:4900013212","490:4900012953","490:4900012323","490:4900012993","490:4900013175","490:4900012467","490:4900012610","490:4900012700","490:4900012397","490:4900012561","490:4900012274","490:4900013029","490:4900012339","490:4900013211","490:4900012617","490:4900012394","490:4900013030"],"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":[0.4182779548802786,0.4155505016435692,0.41293589834002853,0.4040049958160256,0.3994401543037092,0.33661015556965224,0.33305315083891274,0.32794120015184397,0.3251538313304304,0.32333650198386754,0.3195116617122692,0.2929804325813695,0.2842677803305028,0.27835018857449206,0.2757338888579011,0.25200173391037545,0.24846973979565518,0.20984785126412445,0.2066184375615285,0.19491625963547538,0.19256192274154063,0.19087043500591303,0.18246841742718264,0.1779362790628077,0.1690782763280134],"twin_dists":[0.17147457012221903,0.17211688425735952,0.17273432856282644,0.17485640735679817,0.1759491436562671,0.19165442395673768,0.19258710983394314,0.1939370936316641,0.19467807728603484,0.1951630879159422,0.19618885841822936,0.20350544404321036,0.2059924497216052,0.20770786490685672,0.20847335619977725,0.21563227475375238,0.21673357099475118,0.22950497855394233,0.23064198691138701,0.23486717522262054,0.23573829407467445,0.23636874330633037,0.23955969158261115,0.24132411633611,0.2448672125626194],"n_dims_used":45,"mean_confidence":0.908154296875},"coverage":{"mean_confidence":0.908154296875,"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}}