{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002587},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001272","488:4880001449","496:4960010730","488:4880001970","488:4880002285","488:4880001455","496:4960011425","488:4880001974","488:4880001105","488:4880001369","488:4880001368","496:4960008946","496:4960010731","488:4880001623","488:4880005578","488:4880001444","488:4880001443","488:4880001637","470:4700005566","470:4700001335","488:4880001634","496:4960004490","488:4880001464","488:4880001282","496:4960004925"],"twin_admin_codes":[488,488,496,488,488,488,496,488,488,488,488,496,496,488,488,488,488,488,470,470,488,496,488,488,496],"twin_sims":[0.6959603119663945,0.6955185989006891,0.6739962691549175,0.6725599154646461,0.6473089337383372,0.6264455020265207,0.6249842747902921,0.5921747499340756,0.5841420657857539,0.582930673079629,0.5805490433875578,0.562683432870672,0.5625230814997517,0.557239598606925,0.54903972048638,0.5453916724597663,0.545325998915232,0.5432839876124252,0.5401309380106663,0.5393209267207505,0.5243394650739869,0.5161214362707939,0.5142560452956589,0.5114967297326592,0.5054293715694018],"twin_dists":[0.11057844300983707,0.11067524422258221,0.11536637520815742,0.11567786915372077,0.12112933451270409,0.1256086388296019,0.1259218437174905,0.13294904365600874,0.13467064565054754,0.13493040625543276,0.13544122002601777,0.13927948503529297,0.1393139975952048,0.14045191417829533,0.1422211017833298,0.14300957159498942,0.14302377423649845,0.14346553343630142,0.14414824178776567,0.1443237477628176,0.14757948020082606,0.1493740900961644,0.14978239373507207,0.1503870393895339,0.15171952617694226],"n_dims_used":45,"mean_confidence":0.9242808024088541},"coverage":{"mean_confidence":0.9242808024088541,"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}}