{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002209","480:4800002303","480:4800001836","480:4800002060","480:4800002260","480:4800002010","480:4800001662","480:4800002247","480:4800001660","480:4800001716","480:4800002257","480:4800002059","480:4800002125","480:4800001620","480:4800001951","480:4800001721","480:4800001377","480:4800001447","480:4800001392","480:4800001835","480:4800002398","480:4800001610","480:4800001954","480:4800001776","480:4800001893"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5906037070863728,0.5454138665457655,0.5099172548306856,0.5047306454875683,0.4876122073522112,0.4603134771734128,0.4528292751761422,0.40807844620670514,0.3769886352873201,0.3695018536613807,0.3630455999774986,0.35444012835897,0.33687949617197227,0.32855375461788267,0.31667187876197567,0.3139909739611389,0.3034391874606672,0.30162329194277243,0.29791420208925345,0.28714088774569557,0.27788333396217074,0.2769156416877876,0.26584802677270336,0.2658025562288147,0.2572826183926187],"twin_dists":[0.1332856543485167,0.14300477194243352,0.15073351969317605,0.15187324714237807,0.15565822714825245,0.16178082297624125,0.16348098830928304,0.17388596804612216,0.18141008944723852,0.1832656973104361,0.1848809589975741,0.1870567626092386,0.19158401797790228,0.19377472127587525,0.1969549168252146,0.1976816869659549,0.2005771809628754,0.20108131110868302,0.20211656291494032,0.20516735134028588,0.20784413699210272,0.20812704582182578,0.21140682144256973,0.2114204687988438,0.21400384586657506],"n_dims_used":43,"mean_confidence":0.919359428938045},"coverage":{"mean_confidence":0.919359428938045,"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}}