{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001738","489:4890001653","489:4890002240","489:4890001998","489:4890002582","489:4890002151","489:4890002403","489:4890001654","489:4890002551","489:4890001903","489:4890002330","489:4890001982","489:4890003449","489:4890001735","489:4890001908","489:4890002991","489:4890001892","470:4700007089","489:4890002074","489:4890001656","489:4890002817","489:4890001650","489:4890002316","489:4890001811","489:4890002239"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489],"twin_sims":[0.8668398502938455,0.8437638977065663,0.8122424772053694,0.8119110546219944,0.7686346990930832,0.7599130343241756,0.755099860980273,0.7470581460408295,0.7354201349902278,0.731902146273163,0.698743618813058,0.6735870360714309,0.670408475627009,0.657801768106891,0.6509666114378575,0.6420637354618509,0.6376603239159304,0.6328373043721987,0.6271671980637664,0.6252896773908267,0.6239748995239851,0.6224926942626098,0.6213830682912761,0.6196332235794291,0.6192639051339737],"twin_dists":[0.06943149764683583,0.07570302775271442,0.08375774067097386,0.08383988826284687,0.09421755508436931,0.09623888460913041,0.09734615205859598,0.09918402567296881,0.10181916797872477,0.10261045422951459,0.10996794060043091,0.11545514118180661,0.11614411700980593,0.11886909686412574,0.12034214091234374,0.12225704406754205,0.12320284948638704,0.12423795260748884,0.1254539294296056,0.12585638657188478,0.12613816947819834,0.12645579272545607,0.12669354824351006,0.12706843787850086,0.12714755501858394],"n_dims_used":45,"mean_confidence":0.9138421800401476},"coverage":{"mean_confidence":0.9138421800401476,"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}}