{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001706},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001649","485:4850006822","477:4770000934","499:4990001501","485:4850006823","485:4850007970","477:4770003953","500:5000001495","499:4990000610","485:4850008063","485:4850007264","499:4990001788","477:4770000159","477:4770001666","477:4770001652","485:4850000388","469:4690004244","477:4770000754","477:4770000811","477:4770001427","477:4770001146","489:4890004665","473:4730000966","477:4770001247","477:4770001184"],"twin_admin_codes":[477,485,477,499,485,485,477,500,499,485,485,499,477,477,477,485,469,477,477,477,477,489,473,477,477],"twin_sims":[0.5093408583239624,0.43694771419493594,0.4368727134881088,0.4246558451891377,0.4061913675324204,0.39023456667267115,0.34409397805232655,0.31491235388419925,0.3071725572717294,0.303068308419669,0.299530489442278,0.2923080909936228,0.28491870220061494,0.26855065232285896,0.25346474928430807,0.24848483127511123,0.24729455006919024,0.24636930012333613,0.24139786635022056,0.23817884930382247,0.23649214444966277,0.23206595363916677,0.2318186334347688,0.22889148995607733,0.22573494779969858],"twin_dists":[0.15086002910754703,0.1671239656424915,0.16714129009865167,0.16997948031843238,0.17433499790069223,0.1781703088255475,0.18970928374997129,0.19743151346460977,0.19954618958156928,0.20068000177663328,0.2016645158568936,0.20369577909196776,0.2058050804272001,0.2105982577980239,0.2151789824140408,0.21672884414971788,0.21710222237285004,0.21739326102345424,0.2189692182191547,0.22000089685842464,0.2205451045166256,0.22198537512346048,0.22206638235407314,0.22302949306549127,0.22407724953098632],"n_dims_used":45,"mean_confidence":0.9220569186740452},"coverage":{"mean_confidence":0.9220569186740452,"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}}