{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850007575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007626","477:4770000391","477:4770002268","500:5000001800","485:4850007324","477:4770000875","477:4770001434","477:4770000703","477:4770001891","485:4850002559","500:5000000894","500:5000001641","485:4850007048","477:4770001428","485:4850002468","485:4850007638","477:4770000659","479:4790000124","500:5000001903","500:5000001075","500:5000001715","485:4850007761","500:5000001015","485:4850007629","500:5000002253"],"twin_admin_codes":[485,477,477,500,485,477,477,477,477,485,500,500,485,477,485,485,477,479,500,500,500,485,500,485,500],"twin_sims":[0.6024915362534534,0.5293643438255426,0.5015871928525605,0.4921754825493304,0.47974740885738126,0.4401237841581126,0.4042314966022169,0.40247165923703654,0.39354789393316797,0.3703409937242139,0.33715232863023564,0.3352920040087189,0.3300883833447742,0.32462761909253485,0.3231520991038262,0.30988646349739946,0.3066592575741535,0.30343617171681236,0.2961005997310508,0.29194191890852295,0.28739879465929113,0.27303774685477433,0.26402053423546784,0.258188573488425,0.25254460700276904],"twin_dists":[0.13073938476731403,0.14648533502899927,0.15256552570472853,0.15464555600365987,0.15741040161955824,0.1663913961953804,0.174802332601189,0.1752228344209422,0.17736809055145694,0.18305679691661106,0.19151273023321236,0.1919994310194267,0.19336866106026163,0.19481835798659966,0.1952123862222058,0.19880125767335907,0.1996875091188575,0.20057801673947454,0.2026255133414664,0.2037995490428317,0.20509352853237914,0.20926687274037653,0.21195646819793915,0.21372661586754813,0.21546387906893263],"n_dims_used":45,"mean_confidence":0.9214168972439236},"coverage":{"mean_confidence":0.9214168972439236,"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}}