{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001362},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001288","489:4890001169","489:4890001299","489:4890001286","489:4890001363","481:4810006115","498:4980002872","489:4890001293","469:4690007482","470:4700000419","478:4780003446","481:4810005847","489:4890001049","489:4890001352","489:4890001047","489:4890001439","473:4730006887","489:4890001431","498:4980003251","489:4890001161","476:4760000017","489:4890000753","489:4890001434","478:4780001485","476:4760000033"],"twin_admin_codes":[489,489,489,489,489,481,498,489,469,470,478,481,489,489,489,489,473,489,498,489,476,489,489,478,476],"twin_sims":[0.315304133613525,0.24771017848250945,0.1870065720401063,0.18630244507156798,0.17400662489648291,0.1496913108674026,0.1447545194561126,0.1420480052082043,0.13732594791508165,0.13197603516037706,0.12545248995518396,0.1251712180674732,0.12051266881077818,0.11939784989651892,0.1193577479728219,0.108808211030207,0.10755210534081441,0.10683262382584652,0.1042935961330621,0.10039644677817496,0.09983987057475346,0.09954206193381503,0.09946475006180237,0.09194784364726048,0.08862660882498517],"twin_dists":[0.1973252631201996,0.2169717135242788,0.23782366450716833,0.2380910645981993,0.24288000804461574,0.2531173481196736,0.2553423542605013,0.2565861201361599,0.25879902370643126,0.26137607117519596,0.2646272376321312,0.2647702686243661,0.26717555259182696,0.2677616408940359,0.2677828012911856,0.2735496154907612,0.27426465131227895,0.274677136934196,0.27615025771597146,0.2784666780795627,0.2788032090290067,0.27898388110789835,0.2790308532412965,0.2837413540333753,0.2859199826028706],"n_dims_used":45,"mean_confidence":0.9147416856553819},"coverage":{"mean_confidence":0.9147416856553819,"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}}