{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002646},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003697","487:4870002547","487:4870002041","487:4870002644","466:4660011340","487:4870002751","466:4660014230","487:4870004280","487:4870002039","487:4870000539","487:4870001862","487:4870002380","487:4870004283","487:4870001771","487:4870000760","466:4660014599","487:4870001871","487:4870002548","487:4870001222","487:4870010195","487:4870003700","487:4870002291","490:4900003332","487:4870002544","490:4900003324"],"twin_admin_codes":[487,487,487,487,466,487,466,487,487,487,487,487,487,487,487,466,487,487,487,487,487,487,490,487,490],"twin_sims":[0.5778589204081686,0.5271092685251749,0.5257545609550318,0.5080855366936038,0.48862478958603045,0.45864766279673636,0.4549872082514624,0.43878755098416655,0.4318311002787139,0.4123979635448783,0.4097181268578182,0.4054714294000658,0.3974960457891508,0.39492556066934403,0.38616378004359597,0.3710748272301496,0.36906111083912924,0.3622052707366685,0.35132959220872073,0.34854898358552056,0.34098754634028566,0.3344909813634914,0.3333037077586855,0.32637805935168146,0.320588589871967],"twin_dists":[0.1360184034121823,0.14697608436819373,0.14727111624034295,0.15113567983550202,0.15543327262216158,0.16215837266701205,0.16298973649679818,0.16669934791778943,0.1683085907107787,0.17286157309644812,0.17349655159895533,0.17450655122096134,0.17641624621712243,0.17703545615038532,0.17916030877128786,0.18287430476553876,0.18337551294604787,0.18509225866247322,0.1878499203088808,0.18856205755339275,0.19051390521796044,0.19220944643707885,0.19252123427627083,0.19435220199843478,0.19589934876554238],"n_dims_used":43,"mean_confidence":0.9021116744640262},"coverage":{"mean_confidence":0.9021116744640262,"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}}