{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000032},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000033","477:4770000096","477:4770000287","477:4770000290","485:4850005460","485:4850005764","485:4850005405","477:4770000336","485:4850006174","485:4850005611","485:4850006013","477:4770000352","477:4770000203","477:4770000035","485:4850006090","485:4850006008","485:4850005390","477:4770000337","477:4770000259","485:4850005537","485:4850005391","477:4770000306","485:4850005529","485:4850005532","477:4770000034"],"twin_admin_codes":[477,477,477,477,485,485,485,477,485,485,485,477,477,477,485,485,485,477,477,485,485,477,485,485,477],"twin_sims":[0.780302728790373,0.739410022594352,0.7128479476876146,0.6961742681690707,0.692226914828306,0.6852680673652608,0.6681058665178354,0.6652903000319356,0.6610981163326254,0.6590000971173571,0.6557531494715991,0.6555873965668502,0.6539082861027147,0.6523646656308947,0.6348189590425339,0.6339177331611582,0.6242689856387779,0.6224861295189283,0.6212460863585793,0.6158032642762105,0.5986374505813828,0.5986115703178284,0.5919450356358289,0.5858780486659743,0.5832076687052125],"twin_dists":[0.09148057255388223,0.10091885775437913,0.10685871062871945,0.11053154623424942,0.11139589472230302,0.11291541846959062,0.11664271083890732,0.11725181960232259,0.11815766640368836,0.11861055132624683,0.11931088663816826,0.11934662035936162,0.1197085174042572,0.12004106714825985,0.12381275183860511,0.12400614249922351,0.12607514420220645,0.12645719939587075,0.12672289733355802,0.12788881857545256,0.13156473026514592,0.13157027286166298,0.13299825944917837,0.13429846164061252,0.13487100627411416],"n_dims_used":45,"mean_confidence":0.9182078891330295},"coverage":{"mean_confidence":0.9182078891330295,"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}}