{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000690},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001174","498:4980000612","498:4980001498","500:5000011051","500:5000010432","498:4980000176","498:4980000464","498:4980000729","498:4980002914","498:4980002262","498:4980001182","498:4980001457","498:4980001175","498:4980001752","498:4980000685","484:4840000598","498:4980000204","498:4980000884","498:4980001171","500:5000010445","498:4980000899","498:4980001085","498:4980000613","500:5000011365","498:4980002093"],"twin_admin_codes":[498,498,498,500,500,498,498,498,498,498,498,498,498,498,498,484,498,498,498,500,498,498,498,500,498],"twin_sims":[0.5740854717326909,0.531348755251849,0.5153798418184355,0.5073380927248752,0.44978080223036526,0.4316077225132072,0.41547242926737266,0.3693096776401894,0.33212303230246804,0.3275987930789666,0.31314942992727884,0.30393524921940507,0.29662174139101194,0.2910514255744451,0.2866374477670271,0.2807791821327635,0.2768345568131939,0.264413287938808,0.26416533086558514,0.23986706798207155,0.2323518424456552,0.22439496679913107,0.2236037623854845,0.20022708712506468,0.19853547536144528],"twin_dists":[0.13682842623877964,0.14605385776272867,0.14953636947924512,0.1512998923560533,0.1641764472171528,0.16836043642953014,0.17213529686820228,0.18331357192874848,0.19283189012971852,0.19402792977435052,0.19791054820759124,0.20043976908018832,0.20247907826286662,0.20405223012963672,0.20531156967916145,0.20700109010215878,0.2081507786975391,0.21183814169841178,0.21191283194892216,0.21945870921661226,0.2218918058585443,0.22452497140365807,0.224790168644672,0.2329285892254048,0.23354217061905222],"n_dims_used":45,"mean_confidence":0.9214559766981337},"coverage":{"mean_confidence":0.9214559766981337,"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}}