{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002856},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002721","480:4800002770","480:4800002719","480:4800002956","480:4800003686","480:4800003493","480:4800003125","480:4800002857","480:4800002769","480:4800002948","480:4800003207","480:4800003563","480:4800002662","480:4800002858","480:4800002666","480:4800002904","480:4800002773","480:4800002866","480:4800003160","480:4800003076","480:4800003192","480:4800003695","480:4800002993","480:4800002811","480:4800002865"],"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":[0.5210301305620063,0.47111059139909567,0.46446866466777964,0.38651848182526166,0.3774048776004678,0.3637418805093231,0.3161090874926081,0.3070245629859278,0.2975900341077616,0.29407060051266987,0.2820897902752074,0.26856791251340323,0.2510022103487162,0.23193434625621367,0.22490161313231483,0.1899244427224724,0.17469286713008828,0.15976099042126612,0.15187485838114742,0.14885014526735826,0.14757308187085247,0.14466065359671157,0.13429403222857944,0.13330253309789475,0.13301453009785477],"twin_dists":[0.14830135702551184,0.15934518974732556,0.16084116927656295,0.17907385117733352,0.18130745634778112,0.18470606781558113,0.19710719478942118,0.19958692077234438,0.20220740006637136,0.20319737465483176,0.20662127694481422,0.21059311021163354,0.2159429262282724,0.22202847471657022,0.22435547949637422,0.23672303394180422,0.242606508127141,0.24874110204750427,0.25215046569339455,0.2534925905881009,0.25406528774012976,0.2553851997170324,0.260250041424824,0.2607298858826721,0.2608697700542876],"n_dims_used":43,"mean_confidence":0.9133520791696947},"coverage":{"mean_confidence":0.9133520791696947,"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}}