{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012562","490:4900013038","490:4900007013","490:4900005403","496:4960008470","487:4870001597","490:4900004288","466:4660010433","494:4940007181","496:4960010118","490:4900012284","466:4660009260","490:4900003439","490:4900004175","490:4900003583","490:4900006282","490:4900003491","490:4900001070","466:4660006911","490:4900007252","490:4900002181","490:4900002905","466:4660009759","490:4900001291","487:4870003566"],"twin_admin_codes":[490,490,490,490,496,487,490,466,494,496,490,466,490,490,490,490,490,490,466,490,490,490,466,490,487],"twin_sims":[0.09621085122653264,0.059543889878118074,0.05239514432261205,0.04352906555802534,0.0433383827728198,0.03346288487206506,0.028163724179066152,0.027169986878136335,0.02703300136761786,0.02361945280812769,0.022042437857148562,0.02161059786187028,0.020056183038318614,0.019419971383892943,0.0192915548148662,0.01928847032388277,0.019018066979502563,0.01832669357002061,0.01781306318766303,0.01615277236487768,0.015879516431083467,0.015839249805028925,0.015612117514237396,0.01541747085208287,0.01510621818380039],"twin_dists":[0.28103429416792297,0.30849177450191584,0.31540742447178133,0.3251703613606759,0.3253980125147328,0.3385376440934082,0.3470211550237473,0.3487628085337706,0.34900717844179757,0.355471223256656,0.3587351368606461,0.3596642408299476,0.36314810086830035,0.3646422906162392,0.364949058838339,0.36495644913789593,0.36560837063915724,0.36731281577007957,0.368615882535702,0.37306606782602586,0.3738366798689589,0.37395122020122984,0.3746021464966082,0.3751666374309624,0.3760824673604149],"n_dims_used":45,"mean_confidence":0.9166519165039062},"coverage":{"mean_confidence":0.9166519165039062,"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}}