{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002808","490:4900001328","490:4900000161","496:4960011481","490:4900002039","490:4900001757","490:4900001217","490:4900001888","490:4900001877","490:4900000948","469:4690001569","490:4900001208","496:4960010977","490:4900000957","490:4900004863","496:4960007297","496:4960004820","490:4900005402","494:4940006167","490:4900002661","490:4900000427","490:4900000832","494:4940005478","470:4700002348","496:4960011558"],"twin_admin_codes":[490,490,490,496,490,490,490,490,490,490,469,490,496,490,490,496,496,490,494,490,490,490,494,470,496],"twin_sims":[0.5022019516312135,0.3968428107127095,0.39624741996222673,0.39152405703727194,0.3858858863829015,0.33974821057220767,0.3303521771887888,0.3287313657543204,0.30847246163935726,0.30674938297274634,0.3056523421935816,0.3024138233543868,0.29977936337993777,0.29361210253957365,0.29310696201651804,0.26421300134159426,0.2633323430309035,0.2556651199089036,0.25289850503833883,0.25182575384863315,0.249772673070405,0.24742271449557313,0.2444932072764012,0.24321064316207217,0.24117242442605014],"twin_dists":[0.15243004531118412,0.17657343062603065,0.17671679974634186,0.17785772298276709,0.1792280709221602,0.19083600833807332,0.19329896619024964,0.1937276723517383,0.19918891271910721,0.1996626863001938,0.19996512600714378,0.20086162680124475,0.20159503725900735,0.20332685857636548,0.20346965343794451,0.21189846913147917,0.2121640677568851,0.2145003522139772,0.21535422628115947,0.21568691221746816,0.21632615097814945,0.21706196326659824,0.21798555452931243,0.2183921560749774,0.21904117925340674],"n_dims_used":45,"mean_confidence":0.9165861341688368},"coverage":{"mean_confidence":0.9165861341688368,"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}}