{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001998","490:4900003081","490:4900001319","490:4900002001","490:4900003614","490:4900001704","490:4900003336","490:4900004165","490:4900001426","490:4900001424","490:4900000690","490:4900002465","490:4900003201","490:4900003076","490:4900001024","490:4900004426","490:4900000479","490:4900003207","490:4900000902","490:4900002611","490:4900001709","490:4900004585","490:4900002024","490:4900001316","490:4900001697"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7461632833249026,0.7308419501763302,0.7064343780220866,0.6546777784173,0.6424436716703975,0.6323797156415922,0.6302054771085369,0.6155375681225274,0.5828308723003054,0.5741456055909648,0.5659680091346698,0.5583033582641752,0.5533296123487451,0.5526555013720614,0.5475620118480069,0.5469626623305643,0.5449524636240384,0.5272322473846958,0.5190094561374115,0.5178289083787561,0.5113621743502912,0.5095522461848349,0.5044411200946212,0.5043905983367837,0.5037383643412049],"twin_dists":[0.09938764670859788,0.10284846718806857,0.10827591131516473,0.11954269027191386,0.1221754003226675,0.12433611885079147,0.12480247059794819,0.12794572423927034,0.13495180841642654,0.13681551370050501,0.13857281867644666,0.14022268921343525,0.1412950157280274,0.14144046432753335,0.1425403780156464,0.14266991599975926,0.1431045611542652,0.14694930996929145,0.14874265699734762,0.1490006680673625,0.15041654536813862,0.15081362870786402,0.15193695997340692,0.15194807877778962,0.15209164912424872],"n_dims_used":45,"mean_confidence":0.915262942843967},"coverage":{"mean_confidence":0.915262942843967,"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}}