{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002191","493:4930002529","493:4930003384","469:4690001211","480:4800005766","493:4930003221","469:4690005316","466:4660011564","493:4930002036","493:4930002030","466:4660011072","466:4660010241","493:4930000936","470:4700006801","493:4930001143","466:4660011409","470:4700004415","469:4690000978","488:4880004911","470:4700005531","466:4660010083","493:4930003741","485:4850001665","493:4930005463","466:4660011717"],"twin_admin_codes":[493,493,493,469,480,493,469,466,493,493,466,466,493,470,493,466,470,469,488,470,466,493,485,493,466],"twin_sims":[0.4243958024696215,0.2323726009698752,0.2052859718659413,0.17920232510978837,0.1790529203425523,0.1606005944462625,0.15654196111463678,0.15401319408020775,0.1423581456136031,0.14052959856147484,0.1329934388864838,0.13103573708337604,0.12368009677243973,0.12116024320032347,0.12052808054338596,0.1194382554607088,0.11907767437631281,0.11220011577877753,0.1110761261819658,0.11024525902256013,0.1101794889807033,0.1088979081078897,0.10734785140502223,0.10623717579220808,0.10528656873993385],"twin_dists":[0.17004025380659107,0.2218850146975105,0.23111465430482486,0.2408280519106566,0.2408864622694812,0.24838540862639283,0.2501175723176421,0.2512134517590718,0.256442708149663,0.2572916288929241,0.2608800230854127,0.2618370927309699,0.265532631802137,0.2668370056130966,0.26716747933942575,0.2677403257725518,0.26793073823875463,0.2716501950807255,0.2722746372783705,0.2727393775072482,0.2727762810652974,0.27349880076325045,0.2743815338295266,0.2750201472574935,0.275570857813533],"n_dims_used":43,"mean_confidence":0.9191773880359738},"coverage":{"mean_confidence":0.9191773880359738,"n_dims_used":43,"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}}