{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002206},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002337","480:4800001714","480:4800001999","480:4800001661","480:4800001717","480:4800002061","480:4800002112","480:4800002246","480:4800001614","480:4800002102","480:4800002302","480:4800002434","480:4800001838","480:4800001713","480:4800002211","480:4800002019","480:4800001388","480:4800002155","480:4800001556","480:4800001385","480:4800002307","480:4800001830","480:4800002251","480:4800002539","480:4800002304"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4057493356210222,0.3782642211015593,0.377662233573225,0.3168349144976361,0.29936769661694035,0.2972505609105135,0.2681359705072023,0.26526835423751155,0.26206489149263457,0.2589527543590888,0.2553031777886904,0.2464731683496355,0.23641490727237824,0.23160014268996731,0.21923602612755325,0.21709174815514454,0.2134015625642313,0.21113486157767938,0.20392944297271884,0.20159596192252843,0.20110019660770934,0.20083421867470044,0.20024612546428253,0.18988164138323702,0.1868396220048169],"twin_dists":[0.17444031316005254,0.18109574166256762,0.18124402751619195,0.19691083180857794,0.20170998130963827,0.2023025883228548,0.2107219919704624,0.2115809111564185,0.21254729663201608,0.21349324669866432,0.21461172579605067,0.21736055416138064,0.2205700853129276,0.22213799410655524,0.2262655400239869,0.2269970655992084,0.22826745340796709,0.22905516711593737,0.23159801901868193,0.2324346811308772,0.23261329237641895,0.23270924217663647,0.23292170402002127,0.23673909291900178,0.23788700163639062],"n_dims_used":43,"mean_confidence":0.9188384122626726},"coverage":{"mean_confidence":0.9188384122626726,"n_dims_used":43,"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}}