{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012870},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012867","490:4900012244","490:4900012800","490:4900012316","490:4900012801","490:4900012441","490:4900012971","490:4900012929","490:4900012969","490:4900012603","490:4900012868","490:4900013194","490:4900013259","490:4900013119","490:4900013121","494:4940006980","490:4900012664","490:4900013258","490:4900013188","490:4900012374","490:4900012871","490:4900012460","490:4900012874","490:4900012864","490:4900013225"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2884455135369571,0.15865685695447249,0.13353868125820917,0.13150996873229528,0.10155276397410266,0.08112264037464958,0.07866000092610057,0.07771728714754617,0.07352439623960583,0.06802511186505222,0.06338354282618722,0.0564986604292206,0.0554564833556617,0.054590258722033595,0.05191024951242978,0.04767845695914875,0.04699166268130585,0.045609236149547726,0.04379291277443858,0.04359254316616825,0.043487506042075165,0.043076646131107,0.04101364775181288,0.04042499188423381,0.03703321473921889],"twin_dists":[0.20479432405207462,0.2492109378200141,0.26061535725948204,0.2616042698103046,0.2777721561750488,0.29109234406668716,0.29287318896402453,0.2935667673799343,0.29673623305204977,0.301122805881543,0.30505584801531715,0.3113489050732742,0.3123559262038218,0.31320491203165585,0.3159042544092937,0.3204125271435946,0.3211754363170388,0.3227398013727844,0.3248567393808223,0.3250947630717143,0.3252199066301358,0.32571186817976194,0.32824349534431185,0.32898553902866934,0.33344829211158744],"n_dims_used":45,"mean_confidence":0.9092729356553819},"coverage":{"mean_confidence":0.9092729356553819,"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}}