{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003050},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002877","480:4800003001","480:4800002727","480:4800003318","480:4800002687","480:4800002736","480:4800002964","480:4800002871","480:4800002925","480:4800002923","480:4800003014","480:4800002927","480:4800002774","480:4800002737","480:4800003015","480:4800002778","480:4800002887","480:4800002931","480:4800002740","480:4800002879","480:4800003587","480:4800003011","480:4800003644","480:4800002581","480:4800003271"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5945206556398167,0.5278190693582665,0.520360459614675,0.5202942092334715,0.5149998614523389,0.5110024796712578,0.506570434740919,0.49065534554372947,0.4710126660460103,0.43204245130303975,0.41670452827581506,0.41107526705697456,0.40427921830398866,0.3925294045285562,0.3924487882080071,0.3880679765169186,0.38733916000589036,0.36658353276690725,0.35110386672227584,0.3477210509909803,0.3412443737960133,0.33253589319352317,0.32978040451691776,0.32388079262558206,0.3229420523212326],"twin_dists":[0.13244648594995448,0.1468215685402841,0.14844756343257834,0.1484620299901072,0.14961954087263046,0.15049543072886667,0.15146861216163227,0.15498258833225997,0.15936719347029377,0.16825954637326207,0.17184489159864738,0.1731747553006824,0.1747909412626628,0.1776143496680759,0.1776338544533915,0.1786966057539105,0.1788739570891169,0.18399404957922266,0.18790762025418214,0.18877467362079234,0.19044723429901286,0.19272319096347001,0.19345006838750728,0.19501766840045523,0.19526855928142908],"n_dims_used":43,"mean_confidence":0.9213836137638536},"coverage":{"mean_confidence":0.9213836137638536,"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}}