{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000655","485:4850000610","485:4850000901","485:4850000260","485:4850000374","485:4850000665","485:4850001963","485:4850001422","485:4850002382","485:4850002568","485:4850002045","485:4850002296","485:4850001800","485:4850000894","485:4850001059","485:4850000135","485:4850000505","485:4850000141","485:4850002750","485:4850000446","485:4850002470","485:4850002737","485:4850001431","485:4850002300","485:4850000293"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.8622786974778559,0.8552847219574946,0.8360748911552964,0.8335648395640212,0.829716630638997,0.7689904473965995,0.766382779294255,0.7653845755489749,0.7510593558709665,0.7492450089555273,0.7490797989022882,0.7443317277471045,0.7353897218831152,0.7280773819470377,0.7271232691274785,0.7261838185550804,0.7235267905665816,0.720073587391713,0.7196808612752517,0.7194109801186382,0.7165938357981673,0.7085726438611756,0.7084189250561242,0.7054373057771407,0.7047417432947742],"twin_dists":[0.07070153943280875,0.07261850571320846,0.0777159832038955,0.07836583686115742,0.07935555323568809,0.09413467898921754,0.09474137278920822,0.09497313018286445,0.09827141601899779,0.09868568004436319,0.09872336527157313,0.09980387024815464,0.10182601872358826,0.10346815082263651,0.10368170101627151,0.1038918137381226,0.10448524862049417,0.10525473762986583,0.10534212670593314,0.10540216604713395,0.10602819452568783,0.10780406932762772,0.10783801105227167,0.10849571588486487,0.10864897291243969],"n_dims_used":45,"mean_confidence":0.9169793023003472},"coverage":{"mean_confidence":0.9169793023003472,"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}}