{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000991},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001295","489:4890001174","489:4890001232","489:4890001173","489:4890000931","489:4890001038","489:4890001039","489:4890001236","489:4890000979","489:4890000920","489:4890001102","489:4890000980","489:4890001364","489:4890001103","489:4890001432","489:4890001107","489:4890001222","489:4890001099","489:4890000751","489:4890001298","489:4890001230","489:4890001165","489:4890001113","489:4890001229","489:4890000977"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.884612424327672,0.8465512816658944,0.8429360057482954,0.7549422593359237,0.7397572483262552,0.7030511650048471,0.7028138878151786,0.6989844618545334,0.6639367778658007,0.6596463980411167,0.6280072282765518,0.6177898546062938,0.6160937031144513,0.6111357775034826,0.5236692995150861,0.518714403642756,0.5169220053724894,0.5150023353392666,0.496684838034358,0.47114776414713394,0.45494789425421905,0.454496240676544,0.4492674210889924,0.3990772522740035,0.37965839398485857],"twin_dists":[0.06431231144237032,0.07496458424399075,0.07592143863690752,0.09738231384908637,0.10084035788683367,0.10902119786973484,0.10907341044485452,0.10991506839465177,0.11754442536786851,0.11847106995068189,0.12527383671629444,0.12746331329890548,0.1278266127496563,0.12888838904359695,0.14772558148789822,0.14880712816603422,0.14919896943368266,0.14961899933099657,0.15364756556251055,0.15933683747235897,0.16299867865401318,0.16310142968884048,0.16429373929980792,0.1760362576795484,0.1807527582141478],"n_dims_used":45,"mean_confidence":0.9146809895833333},"coverage":{"mean_confidence":0.9146809895833333,"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}}