{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005144","490:4900005003","490:4900004869","490:4900004737","490:4900005396","470:4700003300","470:4700003474","490:4900004870","490:4900001892","490:4900005014","490:4900004865","490:4900005001","488:4880003610","490:4900005805","490:4900005007","490:4900002926","490:4900005133","488:4880003263","490:4900006527","490:4900005410","490:4900005004","470:4700005535","490:4900007271","490:4900007386","490:4900006409"],"twin_admin_codes":[490,490,490,490,490,470,470,490,490,490,490,490,488,490,490,490,490,488,490,490,490,470,490,490,490],"twin_sims":[0.7669624863127738,0.6904664284471564,0.644358877476138,0.6159194913929122,0.4941134814782961,0.48754869961119846,0.4823532402409355,0.46137265769441876,0.45365641897909,0.4517150776540248,0.44916257821126476,0.44588673918333865,0.4434023778503059,0.43516546987746346,0.4330684532575366,0.4278826907275205,0.4103929409497809,0.40827319003654905,0.388552098647709,0.38309537583776954,0.3817944336165198,0.3758265686285386,0.373445325947525,0.36592896708499384,0.3648481277902564],"twin_dists":[0.09460665792631923,0.11178081062482226,0.1217637485052152,0.12786392530931057,0.15421632281695924,0.15567234069944472,0.15682886898696258,0.16154101713152613,0.16329258829202126,0.1637349719511636,0.16431769890720552,0.16506738814656288,0.16563734264988125,0.1675359672923977,0.1680215985305762,0.16922662720173348,0.17333648570931667,0.1738396812198024,0.178578885595411,0.17990980701664014,0.18022844532181514,0.1816969138266503,0.18228601832948776,0.184157813786849,0.1844285491185588],"n_dims_used":45,"mean_confidence":0.9164939880371094},"coverage":{"mean_confidence":0.9164939880371094,"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}}