{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008487","494:4940008484","494:4940008434","487:4870004422","490:4900000721","490:4900000780","490:4900001088","490:4900001592","490:4900001036","490:4900001606","494:4940008661","490:4900002312","490:4900001136","490:4900001170","490:4900001026","490:4900002324","487:4870002295","496:4960008253","494:4940008310","490:4900000572","490:4900002794","487:4870005131","490:4900002015","490:4900002923","494:4940008021"],"twin_admin_codes":[494,494,494,487,490,490,490,490,490,490,494,490,490,490,490,490,487,496,494,490,490,487,490,490,494],"twin_sims":[0.34665651316698476,0.34575448992518254,0.32615014016182187,0.28825522460955055,0.2852477458005043,0.27897600736737205,0.26829203067293594,0.2632793946216454,0.25121181725934416,0.2477115735579226,0.24706815751427552,0.24610249676060914,0.24423053926912036,0.22637274844498206,0.22466597212580788,0.22423422910768354,0.2225123190328877,0.21994703729180726,0.21661176102734292,0.21452766376589885,0.20838499481012399,0.20748291496725788,0.20621572911198788,0.20520702922271666,0.20240462166209475],"twin_dists":[0.18904844302734622,0.18928076582253592,0.19441282007128147,0.20484866975103783,0.20571046253277148,0.20752541028839147,0.21067541229440379,0.21218005420109975,0.21587771519696752,0.21697127570223781,0.21717336972328322,0.2174773148786333,0.2180687138477619,0.22386476406582212,0.22443427848894046,0.22457879729075092,0.22515702860986803,0.22602403714097583,0.2271614789294032,0.22787821955977655,0.23001853158141955,0.23033644224381403,0.23078462000344682,0.2311427234860493,0.23214398930084906],"n_dims_used":45,"mean_confidence":0.9135638766818577},"coverage":{"mean_confidence":0.9135638766818577,"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}}