{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005192","490:4900005962","490:4900005570","490:4900005447","490:4900004641","490:4900001768","490:4900005177","490:4900005311","490:4900005321","490:4900004625","490:4900001116","490:4900004494","490:4900005310","490:4900006813","490:4900004911","490:4900004606","490:4900005295","490:4900004900","490:4900007426","490:4900005961","490:4900005967","490:4900004639","490:4900007670","490:4900002070","490:4900006094"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.16495810639284725,0.043892773788124825,0.04187509848025633,0.03601226183988602,0.022037618825587003,0.020033826223829338,0.01991666102458805,0.0187960190563753,0.016700409687620398,0.014440349297757286,0.01392488562602729,0.012748071591960581,0.012224258281692116,0.01142841437923926,0.010255965439759816,0.00959758674819811,0.009331440910230216,0.009053559594263252,0.008901360139794536,0.008778340740622111,0.008767033404809409,0.008395243792334896,0.00823763340385945,0.007677591467876399,0.0076023566634568305],"twin_dists":[0.24656073601046988,0.32473845365685206,0.3271736021469498,0.3348594378286686,0.35874541738288096,0.3631999017018971,0.36347220129710167,0.3661497955144061,0.37155554297297044,0.37809891571367676,0.37971700859785007,0.38361921750306816,0.38545964190450277,0.38839431897093435,0.3930670507200656,0.39590394703626347,0.39710028029133904,0.3983823326664075,0.3990995105856062,0.3996872468996775,0.399741637714421,0.40156594805591556,0.4023612305630719,0.40530202374121305,0.4057116425940701],"n_dims_used":45,"mean_confidence":0.9123770819769965},"coverage":{"mean_confidence":0.9123770819769965,"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}}