{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004705},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004371","489:4890003743","479:4790001422","489:4890004004","489:4890004322","489:4890003989","489:4890003686","489:4890003986","489:4890003923","489:4890004523","489:4890004527","479:4790001579","489:4890004163","489:4890004274","489:4890003931","489:4890004320","489:4890003860","489:4890003674","489:4890004661","489:4890004275","489:4890004431","489:4890003861","489:4890004418","479:4790003589","489:4890004007"],"twin_admin_codes":[489,489,479,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,479,489],"twin_sims":[0.9309325216540646,0.928010107505707,0.9237953924866794,0.9196589996646103,0.9078433712048816,0.905496920031329,0.9022277787937577,0.9000061667312281,0.8993478532364393,0.8818221761734608,0.880353215722298,0.8796263496821027,0.8788197373007067,0.8781796421078953,0.8761734117450048,0.8749182167370753,0.8720167269903814,0.8719023230736486,0.8718910219127289,0.8710572344845916,0.8694202651160075,0.8667669594547861,0.8665967810564085,0.8552834587153167,0.8548948937191122],"twin_dists":[0.04913599468925623,0.05020372333268008,0.051710491770817255,0.05315416417340982,0.05711035141847285,0.05786965909770237,0.05891444145172321,0.05961611425293303,0.059822784544254576,0.06513561164910249,0.06556592820089573,0.06577807876957353,0.06601291106361896,0.066198824446842,0.06677904392966703,0.06714017692959713,0.06796958007524867,0.06800213177644875,0.06800534671693309,0.06824223836625054,0.06870560499581853,0.06945192347260691,0.06949959500498402,0.07261884877755247,0.07272432032927639],"n_dims_used":45,"mean_confidence":0.9204611036512587},"coverage":{"mean_confidence":0.9204611036512587,"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}}