{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004230},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004185","489:4890004233","489:4890004338","489:4890004567","489:4890003946","489:4890003624","489:4890003992","489:4890003625","479:4790001892","489:4890004697","489:4890004366","489:4890004330","489:4890004164","489:4890004976","489:4890004428","489:4890004568","489:4890004740","489:4890003869","489:4890004126","489:4890004231","489:4890004286","489:4890003805","489:4890004125","489:4890004287","489:4890004047"],"twin_admin_codes":[489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8773281786000777,0.859819430214129,0.8401051853551161,0.8097952783300396,0.8008732221649439,0.7747591051974836,0.764153236839632,0.7596556017510178,0.7467290152840065,0.7452270890467948,0.7422900184276885,0.7409959773749609,0.7389560126296186,0.7321454035749008,0.7239453385075805,0.7132281435288927,0.6830419569911023,0.6764191154659424,0.6717332789167714,0.6708528543592188,0.6543792669258255,0.6537100085761922,0.6531206213286578,0.653015996774243,0.6513271270313707],"twin_dists":[0.06644553186715686,0.07137967908619673,0.07666515832119966,0.08436321324125229,0.0865499445093182,0.09278586956850557,0.09525865378329398,0.0962982504138459,0.0992589377317335,0.09960048766786377,0.10026701579319021,0.10056011090602825,0.10102146264575985,0.10255581401050193,0.10439184754564618,0.10677451228184691,0.11340043358880741,0.11484054168449642,0.11585705835208882,0.11604784492420173,0.11960702423511495,0.11975124098566786,0.11987822496220032,0.11990076432195253,0.12026451349060738],"n_dims_used":45,"mean_confidence":0.9171834309895833},"coverage":{"mean_confidence":0.9171834309895833,"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}}