{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005749","490:4900005878","490:4900005879","490:4900007228","490:4900009382","490:4900005617","490:4900007474","490:4900005750","490:4900006860","490:4900005744","490:4900007475","490:4900005877","490:4900006739","490:4900004665","490:4900004666","490:4900006861","490:4900007233","490:4900008496","490:4900009279","490:4900005348","490:4900006983","490:4900007705","490:4900007355","490:4900007599","490:4900007592"],"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":[0.49275435508927085,0.4190691506970389,0.39689640971855816,0.3573626308235514,0.35282318023312864,0.2770497651243173,0.2721546312994546,0.262805311207932,0.24477013172511697,0.24370327759505875,0.23114289853336178,0.22669790673447934,0.22502498064421658,0.2115083540948558,0.20862447710217466,0.18476238200185977,0.17888489256364204,0.17084031343039532,0.17079411759192342,0.16852200999340822,0.16288844033925992,0.15235854153659775,0.1424188394547626,0.14143209264166579,0.14048950443210234],"twin_dists":[0.15451729398063868,0.17128857902884898,0.1765605289214173,0.18631483066563734,0.18746861552789884,0.20808779830773744,0.2095278331583251,0.21232328149249868,0.21789794407612548,0.21823581652801236,0.22228800287209666,0.2237565893263186,0.22431424695820332,0.2289249796577104,0.22993429088867584,0.23867840578474833,0.240952194683559,0.2441520154203242,0.2441706982210338,0.24509410825491854,0.24742298060929901,0.25193767352371466,0.2564146699051776,0.25687161622057886,0.25731033490418803],"n_dims_used":45,"mean_confidence":0.9254385206434462},"coverage":{"mean_confidence":0.9254385206434462,"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}}