{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000148","500:5000000113","500:5000000114","500:5000000372","500:5000000188","500:5000000118","500:5000000146","500:5000000538","500:5000000373","500:5000000094","500:5000000054","500:5000000532","500:5000000142","500:5000000090","500:5000000119","500:5000000231","500:5000000147","500:5000000092","500:5000000425","500:5000000533","500:5000000120","500:5000000521","500:5000000581","500:5000000095","500:5000000087"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9924355259669051,0.9847349582356508,0.9574308226090903,0.9487934510895687,0.9447548357127905,0.9308402166569044,0.9253773000106865,0.9146921502490867,0.8956024827575342,0.8856227516966483,0.881830648150862,0.86953046649177,0.8676795297483241,0.8639450202504454,0.8638819840733785,0.857042528205803,0.8464380221040495,0.832814110770909,0.8239670868888498,0.8212298845318299,0.814024279805491,0.8057792340114471,0.8029494499034983,0.7957339485747997,0.7877245250608177],"twin_dists":[0.01600486867368575,0.022780112393321367,0.038308266489916906,0.04210984856563948,0.04378516367860245,0.04917002188285045,0.05114935914661977,0.05484571093737881,0.06098810289547798,0.0640122369100557,0.06513312371325922,0.06867448183933669,0.0691958880073774,0.07023944304451436,0.07025696296288565,0.07214004327325922,0.07499468344977703,0.0785595342875615,0.08082006865123986,0.08151157140167778,0.08331528545188972,0.08535144934657647,0.0860438853370163,0.08779561152315361,0.08971814518408769],"n_dims_used":44,"mean_confidence":0.9162113883278586},"coverage":{"mean_confidence":0.9162113883278586,"n_dims_used":44,"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}}