{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000699},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000584","480:4800001035","480:4800000352","480:4800000996","480:4800000688","480:4800000648","480:4800001140","480:4800000726","480:4800000406","480:4800000603","480:4800000365","480:4800000317","480:4800000435","480:4800001139","480:4800000604","480:4800001084","480:4800000662","480:4800001038","480:4800000960","480:4800001033","480:4800000513","480:4800000316","480:4800000886","480:4800000463","480:4800000349"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6888265438111921,0.390152439785494,0.36794038295776715,0.3508939404296374,0.34764314931323986,0.3362340419669772,0.3240978562810535,0.31454912582040295,0.29943947592258807,0.2864908367621379,0.2718267025651528,0.2632781153849007,0.25014099994488365,0.24317019918372343,0.24202817285651287,0.23269203859599874,0.21871922061750584,0.21298050626054624,0.21074866962444364,0.20463896363802594,0.1974662138781894,0.19513784976741796,0.19503844873321147,0.19330345381164096,0.19172944051471416],"twin_dists":[0.11213904895235716,0.1781902335996556,0.183655048850654,0.1879612990002101,0.18879469276081956,0.19175279153423186,0.19495971289502134,0.19753008762676033,0.20168993270536995,0.20535359727570868,0.20962486872387429,0.21218044045942303,0.2162112238605536,0.21840500022267523,0.21876825528947272,0.22178056077123076,0.2264414085510977,0.2284133470319684,0.22918994561360714,0.23134492556118566,0.23393187753900532,0.2347855627698864,0.2348221645727025,0.23546312782344442,0.23604809114417244],"n_dims_used":43,"mean_confidence":0.9151830451433048},"coverage":{"mean_confidence":0.9151830451433048,"n_dims_used":43,"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}}