{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000818","493:4930005013","496:4960000739","493:4930004301","496:4960000477","496:4960000467","496:4960000599","496:4960000791","496:4960000139","496:4960000783","493:4930006092","496:4960000472","496:4960000294","496:4960000344","496:4960000740","466:4660001167","487:4870005576","488:4880000095","496:4960000267","466:4660000419","496:4960000189","466:4660001349","488:4880004809","496:4960000473","488:4880004904"],"twin_admin_codes":[496,493,496,493,496,496,496,496,496,496,493,496,496,496,496,466,487,488,496,466,496,466,488,496,488],"twin_sims":[0.8002453932659889,0.7929847027132108,0.7595812387923522,0.7238754104950682,0.7146869668343546,0.7101276844544591,0.7024358109891508,0.6544661681480937,0.626846203236945,0.6235245280219622,0.6215735140829883,0.6213324984414484,0.6034585286408176,0.6029344057296282,0.5613021286664572,0.5544159066183123,0.5396061887894463,0.5260948064683432,0.5244077651535013,0.518969022966193,0.5187193871154152,0.5177855081217847,0.5065904896191472,0.49132747874144,0.4903274885114261],"twin_dists":[0.08670264687391707,0.08845803633152777,0.09631539597913388,0.10440745438751974,0.10645123998954291,0.10746052220193922,0.10915659061354716,0.11958829618652268,0.12552274238221586,0.12623468465492033,0.12665274369689894,0.12670438313444637,0.1305323186072184,0.13064455077686868,0.1395768268750741,0.14106069066624366,0.14426193404953094,0.1471970008711559,0.1475645926245147,0.14875149143096406,0.14880603916765803,0.1490101559621252,0.15146420353865456,0.15483353036400702,0.15505531873606707],"n_dims_used":45,"mean_confidence":0.9274725172254774},"coverage":{"mean_confidence":0.9274725172254774,"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}}