{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005462","477:4770002673","477:4770002750","477:4770002745","489:4890005436","477:4770002749","489:4890005380","489:4890005450","489:4890005354","477:4770002813","484:4840008582","477:4770002814","477:4770002975","489:4890005403","489:4890005321","477:4770002738","484:4840007524","489:4890005422","470:4700007164","477:4770002674","479:4790006500","484:4840001398","477:4770002898","484:4840003846","470:4700007163"],"twin_admin_codes":[489,477,477,477,489,477,489,489,489,477,484,477,477,489,489,477,484,489,470,477,479,484,477,484,470],"twin_sims":[0.7512741768233211,0.741581949297715,0.6115723718292785,0.4871254901374168,0.468917456081701,0.4674080632721884,0.42240938386994004,0.35736685340381635,0.327488148318506,0.3133965720794387,0.2899511888455634,0.2568070535901955,0.2424216983782124,0.23969651790594296,0.22956698059042396,0.21415669094131873,0.21385204765691337,0.1996490832996518,0.19183959008686993,0.18417043882010556,0.17738545982177018,0.16544596210360304,0.16044600253674773,0.13486902974261852,0.12507941499278877],"twin_dists":[0.09822231740204715,0.10042743323491712,0.12879489655220602,0.15576640633253083,0.1598383551420858,0.16017822370747356,0.17050500541902008,0.18631376095152816,0.1940572935901748,0.19784330066478645,0.20436506282201117,0.2141496195638583,0.21864295792805433,0.21951337008445287,0.22280652011428112,0.22800629251093385,0.22811157827216708,0.23313783917086647,0.23600704671251924,0.2389050744516156,0.241540721982493,0.24635863051426296,0.24845079890230384,0.2599729843271703,0.2648170046960013],"n_dims_used":44,"mean_confidence":0.9192433790727095},"coverage":{"mean_confidence":0.9192433790727095,"n_dims_used":44,"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}}