{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001794","474:4740002173","466:4660008607","478:4780005339","499:4990000229","478:4780007845","486:4860000358","484:4840006572","487:4870007389","474:4740001741","485:4850001410","472:4720002943","484:4840004700","485:4850007473","489:4890000642","487:4870012647","484:4840004699","480:4800004020","478:4780004578","486:4860002450","487:4870005001","489:4890004856","498:4980004178","489:4890002813","472:4720006864"],"twin_admin_codes":[479,474,466,478,499,478,486,484,487,474,485,472,484,485,489,487,484,480,478,486,487,489,498,489,472],"twin_sims":[0.0030132514620727084,0.0022264847287318318,0.001966808109500092,0.0002055386666872873,0.00018118654077557404,0.0001488215972992043,0.00013415116343713657,0.00010942354384493534,0.00010070727651247441,0.00009576150211853172,0.00009034786706549092,0.00008733294546857933,0.00007034544497440104,0.0000669125020826616,0.00006559502173257529,0.00006307893004352874,0.000052668226690980655,0.000050691042580326085,0.00004032631812237449,0.000037819166070487506,0.000037641772164812655,0.00003397752150284448,0.000026994653732741852,0.00002178982560245268,0.00002040807355436961],"twin_dists":[0.4425171065122015,0.45390459936895644,0.4584898049407716,0.5351672484666878,0.5391272353955808,0.5452489930694112,0.5484500818358051,0.5546806764854564,0.5571991644647664,0.5587214877387277,0.5604755475855298,0.5614960240845788,0.5679568146470838,0.5694407502367271,0.5700294889802752,0.5711856846319824,0.5764876195565818,0.5776060713750073,0.5842477466113765,0.5860979496300225,0.5862332424217034,0.5891726130365759,0.595722585891775,0.601756795246536,0.603590334122976],"n_dims_used":45,"mean_confidence":0.9032964918348524},"coverage":{"mean_confidence":0.9032964918348524,"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}}