{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002453},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000344","490:4900000950","490:4900000967","494:4940000995","490:4900000519","487:4870002120","487:4870003136","494:4940008085","490:4900000345","490:4900004598","490:4900001755","487:4870002290","490:4900001300","494:4940000933","487:4870004131","490:4900001344","496:4960009179","487:4870004415","490:4900002192","487:4870004130","487:4870002998","494:4940000610","487:4870003398","487:4870004268","490:4900003083"],"twin_admin_codes":[490,490,490,494,490,487,487,494,490,490,490,487,490,494,487,490,496,487,490,487,487,494,487,487,490],"twin_sims":[0.4080516342327708,0.384411278420307,0.3781608095707652,0.3569721198582492,0.29654556167498924,0.29415783826354464,0.27841991082385836,0.2710719716005468,0.2627121694066641,0.2508394206274655,0.23869381599586773,0.21535118992276478,0.21487414947009856,0.2131468518334434,0.21223367343379446,0.2098589978937428,0.20695799957202043,0.20430783158683966,0.19960785964227315,0.19317682652417983,0.18667603683507128,0.185839795225694,0.1841713336821502,0.18231039078412137,0.18028979692772729],"twin_dists":[0.1738923414962965,0.17958803118921055,0.18112120656371086,0.18641378764782982,0.20250047446713376,0.20317275146257774,0.2076875253494252,0.2098484713945665,0.21235143994237687,0.2159935958970371,0.21983524601586044,0.22759444254537126,0.22775873541384095,0.22835568593739086,0.22867260130313052,0.2295010747609082,0.23052186677123343,0.23146296888517065,0.2331527789800476,0.2355100644070881,0.23794910075518147,0.23826714771001073,0.23890473140136606,0.23962068871205072,0.24040393737936172],"n_dims_used":43,"mean_confidence":0.9142065713571947},"coverage":{"mean_confidence":0.9142065713571947,"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}}