{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000279","498:4980000278","498:4980000282","498:4980001362","498:4980000890","498:4980000377","498:4980000175","498:4980001269","498:4980001360","498:4980000450","498:4980000503","498:4980001270","498:4980000122","498:4980001172","498:4980000333","498:4980001455","498:4980001567","498:4980000502","498:4980001931","473:4730007498","498:4980000887","498:4980001568","498:4980000735","500:5000010349","498:4980000992"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,473,498,498,498,500,498],"twin_sims":[0.9314575498413322,0.8407616051896343,0.7932334358724932,0.7844508741081562,0.7583206520039292,0.7412540647378824,0.7160626968117092,0.6518087189116154,0.6363025124622331,0.6062312729078284,0.5994365208365198,0.5764584411195794,0.5644471698998675,0.5634853467131776,0.5545211597952358,0.5486182323488202,0.5177727860745246,0.5097804691019412,0.5075512276076686,0.507364565108544,0.5001284430215162,0.49024205311583224,0.4872720434751195,0.4806306479706485,0.47752682818579584],"twin_dists":[0.04894206343383209,0.07649312379420045,0.08839821472847885,0.09049770009789548,0.09660583623154724,0.10050168258530054,0.10614608563713558,0.12016080436582598,0.12349434129351484,0.1299385940543314,0.131393601844155,0.13631897789072664,0.13889995810651937,0.13910690761195965,0.14103799019134747,0.14231215451901819,0.14901293721334494,0.15076353853592456,0.15125306041632056,0.15129407532116812,0.15288718815694455,0.15507427374143762,0.15573382950078024,0.1572131808728972,0.15790675506986632],"n_dims_used":45,"mean_confidence":0.9254063076443142},"coverage":{"mean_confidence":0.9254063076443142,"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}}