{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000790},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002872","477:4770001270","489:4890002048","489:4890001712","477:4770001330","477:4770000975","477:4770001507","489:4890002131","477:4770003988","477:4770003218","489:4890003116","477:4770003990","481:4810005644","500:5000004275","481:4810005645","489:4890001796","489:4890002378","481:4810005142","481:4810004187","481:4810004171","489:4890003413","481:4810005211","481:4810004468","477:4770003213","481:4810004480"],"twin_admin_codes":[489,477,489,489,477,477,477,489,477,477,489,477,481,500,481,489,489,481,481,481,489,481,481,477,481],"twin_sims":[0.232168124427127,0.1841384503580831,0.18004832095146073,0.17372864738488772,0.09836856944325188,0.05193019058574616,0.04986149440346619,0.04773978184586076,0.04265000473605383,0.03221812317452272,0.03080118717855514,0.0295113547671423,0.0294824949973214,0.028581276711052938,0.025965933876351308,0.025537760885785955,0.021547716335035397,0.01888859487543634,0.01842712130854672,0.01774663724924506,0.017636763000400776,0.017566043434814847,0.01735096716014618,0.017234199408974468,0.01688257084206546],"twin_dists":[0.22195192669038444,0.2389173381744646,0.24049795624048972,0.24299101436204126,0.2796999550289163,0.3158837466446061,0.3180470133635656,0.3203448535117595,0.32622692077676974,0.3404211313526094,0.3426423759626198,0.3447417993393143,0.34478966672995354,0.3463050752520948,0.3509481572463269,0.35174639448732375,0.35980087422375495,0.3659233897133145,0.367061776084972,0.3687867986777076,0.36907074281950003,0.3692543217994297,0.36981664044936263,0.3701244947371405,0.3710627291914643],"n_dims_used":45,"mean_confidence":0.9190743340386285},"coverage":{"mean_confidence":0.9190743340386285,"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}}