{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001428","490:4900002911","490:4900003077","490:4900003875","490:4900001723","494:4940007284","490:4900001587","490:4900001203","490:4900004569","490:4900001294","494:4940007296","494:4940006835","494:4940007493","490:4900002489","490:4900001168","494:4940007275","490:4900002163","490:4900001725","490:4900001292","487:4870007766","490:4900003326","490:4900000791","494:4940007161","494:4940008678","494:4940007610"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,494,494,494,490,490,494,490,490,490,487,490,490,494,494,494],"twin_sims":[0.7151272308649721,0.5813117720583607,0.5616260571531995,0.5586048909362418,0.5578304352332445,0.5207855130039094,0.4472221695046252,0.4181831145896831,0.40493762898978347,0.4041290188923498,0.4041176390423983,0.40298823521705013,0.3969136786423732,0.3954947909188178,0.3935717971254084,0.3871921757027468,0.37789051117479594,0.37643103404623784,0.37289708342615885,0.367052080153121,0.360832072584636,0.3584252528371706,0.3578377273158746,0.3510538156563221,0.3494055097566314],"twin_dists":[0.10635361527771077,0.1352776117586816,0.13950708878530185,0.14015772459387787,0.14032458960566407,0.148354758240518,0.16476151869582714,0.17149687484682544,0.1746338376994834,0.1748267964281848,0.17482951323608972,0.17509931636944542,0.17655637232519544,0.17689817345866565,0.17736231458854407,0.1789097435789204,0.1811877830367626,0.1815476641117028,0.18242191134989538,0.18387691493952996,0.18543808407975987,0.18604583909808456,0.18619451430797934,0.1879204169305859,0.1883423777236429],"n_dims_used":45,"mean_confidence":0.9165225558810763},"coverage":{"mean_confidence":0.9165225558810763,"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}}