{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001432","489:4890001232","489:4890001236","489:4890001295","489:4890001174","489:4890001173","489:4890000991","489:4890001107","489:4890001102","489:4890001230","489:4890000980","489:4890001103","489:4890001298","489:4890000920","489:4890001039","489:4890001099","489:4890001229","489:4890001235","489:4890001423","489:4890000979","489:4890001038","489:4890001165","489:4890001113","489:4890000977","489:4890001101"],"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":[0.8787615959239948,0.7750258283221779,0.7510121238241582,0.6982884953497728,0.6961559715161226,0.6753694225943887,0.6160937031144513,0.5729158751759479,0.5495743110829039,0.5232428747220136,0.5084712803764952,0.5063277693280224,0.5027965034205323,0.5002035319314807,0.4924335513334998,0.47530106814077777,0.453068889431506,0.4334531946323336,0.4229974412726863,0.4055947605180029,0.386189025886362,0.38193169269337524,0.3791632447996979,0.37140332409614535,0.3544559414354511],"twin_dists":[0.06602981403611048,0.09272327572796069,0.09828220977981676,0.11006783410235436,0.11053555686757566,0.11506842123633901,0.1278266127496563,0.1370796005546163,0.1421056325733217,0.1478185674821313,0.15105095716930492,0.1515219604703424,0.15229906135845608,0.152870624288567,0.15458836967454667,0.15840501618746733,0.16342639791479577,0.16793242882431922,0.17036732569879717,0.17447715314490903,0.1791541539210479,0.18019480204267,0.1808745009191992,0.18279267105745126,0.1870527396767245],"n_dims_used":45,"mean_confidence":0.9147447374131944},"coverage":{"mean_confidence":0.9147447374131944,"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}}