{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001560","490:4900003747","490:4900004164","490:4900002918","490:4900003738","490:4900002920","490:4900002309","494:4940005028","490:4900001584","490:4900002626","490:4900003328","487:4870001395","494:4940005421","496:4960007003","494:4940005026","490:4900002460","490:4900001165","490:4900002767","496:4960007406","490:4900001597","490:4900001465","494:4940004661","487:4870003678","494:4940004786","490:4900002776"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,487,494,496,494,490,490,490,496,490,490,494,487,494,490],"twin_sims":[0.5577796170886115,0.46113524626272684,0.45603667618913757,0.4313412078174869,0.42683880693445164,0.41605305767591105,0.40153164702952365,0.35062861148749724,0.3159865159338264,0.30215208490932594,0.2989943318934826,0.29637035056711153,0.27920194486357297,0.27917922264736883,0.2715105920919484,0.2704564170532018,0.27038149317962307,0.2671744281633113,0.2664909642051044,0.2646343571805069,0.2608503737314892,0.2568305358329511,0.2546059080998741,0.2515876283357042,0.24793220370830324],"twin_dists":[0.14033554009050694,0.16159475175255275,0.16275113397194427,0.1684223083977485,0.16946991742734552,0.17199839692318247,0.17544778347012213,0.18802916837658687,0.19714038007796125,0.2009343253963164,0.20181431085430374,0.20254969739076792,0.20745960043388495,0.20746621737318383,0.20971847551271305,0.21003112506962066,0.21005337476786579,0.21100935771664056,0.21121400794564268,0.21177158752121975,0.21291561155064,0.21414241760795108,0.21482656583553847,0.21576088307173,0.2169020543689485],"n_dims_used":45,"mean_confidence":0.9173160129123263},"coverage":{"mean_confidence":0.9173160129123263,"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}}