{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002291},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001873","489:4890002035","489:4890002366","489:4890002203","489:4890002282","489:4890002604","477:4770000129","477:4770000286","489:4890001952","489:4890002694","477:4770000158","489:4890001945","489:4890002613","489:4890002116","477:4770001597","489:4890003036","489:4890001704","477:4770000082","484:4840002912","467:4670001103","489:4890003093","496:4960004116","485:4850002203","489:4890001879","477:4770000128"],"twin_admin_codes":[489,489,489,489,489,489,477,477,489,489,477,489,489,489,477,489,489,477,484,467,489,496,485,489,477],"twin_sims":[0.5353007886974999,0.5246241605436067,0.43738378854143445,0.4188849149502999,0.40411721509339565,0.386043671674607,0.38520744654504374,0.34295183725756234,0.3242119740711594,0.32140504709389955,0.3164704474299604,0.3129526583045217,0.3080062362877224,0.3060136433162976,0.287153159247548,0.27652202757579086,0.26444672273293124,0.26273723610213884,0.25742914936524514,0.23231071576696483,0.2305751842540202,0.22585712630794968,0.21600248743916628,0.21511355891019707,0.2037816998058095],"twin_dists":[0.1451955491300866,0.14751742714636779,0.16702325989156921,0.17133187506033637,0.17482961444968614,0.1791895933970329,0.17939360051959732,0.19000466673540736,0.19492925236258835,0.1956802244359893,0.19700940176632925,0.19796411150561646,0.19931695424985338,0.19986545089994903,0.20516383786779485,0.20824229317517337,0.21182807373161058,0.21234386121285215,0.21395896440417247,0.2219052616490072,0.22247452598111475,0.2240365145124996,0.22737053126787685,0.22767625201136443,0.23165079644500808],"n_dims_used":45,"mean_confidence":0.917136722140842},"coverage":{"mean_confidence":0.917136722140842,"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}}