{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001078},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000271","487:4870000392","487:4870001355","487:4870000810","487:4870000890","487:4870001164","487:4870000803","487:4870001463","487:4870000270","487:4870002827","487:4870001367","487:4870000740","487:4870010364","487:4870000450","487:4870000344","487:4870009859","487:4870003349","490:4900013279","487:4870003931","487:4870004510","487:4870002826","487:4870003774","487:4870000334","487:4870000818","490:4900012946"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,487,487,487,487,487,487,490],"twin_sims":[0.5227198129729352,0.25832004477901815,0.23300947089204865,0.2064402025148966,0.20452451398690985,0.18361224307478533,0.18034340043327615,0.17389488511944892,0.1558858903189265,0.15525643283652785,0.14235849146374968,0.14123912124032803,0.13879839677626604,0.13010366132170606,0.1276925097351592,0.12750234528092588,0.12646830678965898,0.1214115043447417,0.11890672081964096,0.1158908156775829,0.11323845044463005,0.11230704392910501,0.11190339359249206,0.10985741371150932,0.10961718339478581],"twin_dists":[0.14793264969810613,0.2136864355590185,0.22167685586742492,0.23070509155654736,0.2313857102406338,0.23911929110478752,0.24038307890951188,0.24292461448239197,0.2504006394215119,0.25067304374271615,0.25644254835488334,0.2569612552682262,0.25810297583401964,0.26229655124660006,0.2634967504957872,0.2635921357698427,0.26411269743485594,0.2667060200268539,0.2680211680445167,0.26963312186510585,0.2710776129105448,0.2715910420711289,0.27181457089117456,0.27295724382698905,0.2730924882022628],"n_dims_used":43,"mean_confidence":0.9066236629042514},"coverage":{"mean_confidence":0.9066236629042514,"n_dims_used":43,"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}}