{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001700},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002334","480:4800001534","480:4800002290","480:4800001476","480:4800002383","480:4800001641","480:4800001420","480:4800001535","480:4800002287","480:4800001877","480:4800002430","480:4800002432","480:4800002242","480:4800002092","480:4800001421","480:4800001475","480:4800001876","480:4800001533","480:4800001992","480:4800001419","480:4800002382","495:4950002404","480:4800001359","480:4800001539","480:4800001643"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480],"twin_sims":[0.7026183161384731,0.6362141764951013,0.5660671102593772,0.5368497074068753,0.49559086073457304,0.4952215603144817,0.49520436163567316,0.4704265802027213,0.43701951850575305,0.4108754887783932,0.4080910867483041,0.38584787752734656,0.38460281845286703,0.37699092496684194,0.3678889880511192,0.3670784681681238,0.36332566128460086,0.36130739264445033,0.3164675468042198,0.300547604014057,0.2967732746835724,0.29257118827505313,0.29165722799526334,0.28584509829675603,0.27208650805512263],"twin_dists":[0.109116440232196,0.12351330273596794,0.13855150532624014,0.1448595018165123,0.15388943803042662,0.15397112297271942,0.15397492754756908,0.15949891850013656,0.16710738062727382,0.17322209616946985,0.17388296333858674,0.17923734087914023,0.17954123805376995,0.18140952472868857,0.18366787814030971,0.1838703202904015,0.18481059303435102,0.1853183041189513,0.19701018649659136,0.20138077861159714,0.2024365275007198,0.2036212672581677,0.20388028136592434,0.20553885884677067,0.20954798519940374],"n_dims_used":43,"mean_confidence":0.9133746124977289},"coverage":{"mean_confidence":0.9133746124977289,"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}}