{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002428},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002876","490:4900002578","490:4900002280","494:4940007037","494:4940007569","494:4940006929","494:4940008180","494:4940007040","494:4940007671","494:4940007568","494:4940007772","494:4940007672","490:4900012569","494:4940007033","490:4900012844","496:4960006611","466:4660006645","494:4940006932","496:4960006083","490:4900012775","490:4900012774","494:4940007036","494:4940006935","496:4960006869","496:4960006352"],"twin_admin_codes":[490,490,490,494,494,494,494,494,494,494,494,494,490,494,490,496,466,494,496,490,490,494,494,496,496],"twin_sims":[0.8309962609826174,0.6326653095702466,0.4687842658017275,0.39892037319848206,0.3798166947160148,0.37885733642009606,0.357237870177401,0.35707805714172036,0.34593158176697497,0.34347573844588375,0.3312208211604274,0.31433213987603786,0.3060604498206733,0.29478722884080366,0.28446530054835784,0.2684551778419703,0.2641473910232401,0.25935415048825133,0.2514300951943816,0.2385433027099187,0.2313822666942504,0.2310358211241398,0.22621613970253035,0.2171212851290979,0.20671547665404624],"twin_dists":[0.07902731472032007,0.1242748513182386,0.15986833045922616,0.17607392741098277,0.18071385290327213,0.1809497533282675,0.18634643944516047,0.18638693723053185,0.18923512924204033,0.1898691093712655,0.19306968412187825,0.19758900489883213,0.19985254298201105,0.20299523133105285,0.20593556581205374,0.21062673529807177,0.21191823753076486,0.21337084023879765,0.21580984340494208,0.21988363797481317,0.22220944866251247,0.22232316014971898,0.22391690196264027,0.22698695608559452,0.23060764556294172],"n_dims_used":44,"mean_confidence":0.9200857335870917},"coverage":{"mean_confidence":0.9200857335870917,"n_dims_used":44,"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}}