{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006453","487:4870001798","487:4870001802","487:4870001710","487:4870002062","487:4870001617","492:4920003080","494:4940000385","487:4870002306","492:4920003131","487:4870002305","493:4930004775","494:4940000905","487:4870001977","487:4870001970","494:4940000852","487:4870012360","487:4870001519","487:4870001801","497:4970003515","487:4870002221","487:4870001800","497:4970003544","487:4870002386","665:6650003349"],"twin_admin_codes":[480,487,487,487,487,487,492,494,487,492,487,493,494,487,487,494,487,487,487,497,487,487,497,487,665],"twin_sims":[0.19261307038150643,0.1884481439411075,0.1569803086346624,0.14583451547726242,0.14484895807727205,0.12024778370472373,0.11358792221911598,0.10597400951419614,0.10263212170608427,0.09833068755416799,0.09817223721001715,0.09015510708373779,0.08398977324660185,0.08332731565995999,0.08192573961776418,0.07711486166657361,0.07542502677647099,0.0743349229045882,0.0713823642482286,0.06986257018808235,0.06978510986709253,0.06855324215884814,0.06630030505762005,0.061651478907653344,0.06061806767596566],"twin_dists":[0.2357192906193082,0.23727840701916683,0.24992892625931332,0.2548508605807037,0.2552992681438641,0.2673144329010973,0.27088580937507756,0.27517222137715297,0.27712941282541803,0.2797231821922145,0.27982041168445443,0.28490944201635404,0.28907273248655596,0.28953441554324083,0.2905209580689376,0.2940135382370283,0.29528192937140785,0.2961123734910592,0.29841214566604224,0.2996261139412529,0.2996885590440099,0.3006892868746922,0.3025579861558553,0.30658401890083825,0.30751263491716485],"n_dims_used":42,"mean_confidence":0.8936765761602492},"coverage":{"mean_confidence":0.8936765761602492,"n_dims_used":42,"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}}