{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003884},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001579","490:4900001867","490:4900001990","490:4900006160","490:4900000717","490:4900005780","490:4900000387","494:4940008430","490:4900006035","490:4900001172","490:4900002788","490:4900000485","496:4960008483","490:4900001288","466:4660011829","494:4940008423","490:4900006892","490:4900000784","490:4900006518","494:4940006165","490:4900000557","490:4900000887","494:4940007906","494:4940004497","466:4660003683"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,490,496,490,466,494,490,490,490,494,490,490,494,494,466],"twin_sims":[0.3843365735322098,0.32849106564264513,0.2981750353445593,0.23480356368195307,0.17987955770226405,0.17962018346579675,0.17832495333379134,0.17186758932746632,0.1581163327712705,0.13570510637223396,0.13212757466579686,0.12989203245623132,0.126856702805222,0.12066604870534775,0.11180462775479218,0.10621714003036753,0.097209920214788,0.09670246387442752,0.0954666753122919,0.09396816924456922,0.09278609226625714,0.09016589973248877,0.09012008965563215,0.08960096921863868,0.08793911477279404],"twin_dists":[0.17960628457084163,0.19379133083597647,0.20204351531027595,0.22109246304140834,0.24056371738287352,0.24066487173951467,0.24117155950567026,0.2437374906508907,0.24944181265480453,0.2595717057649235,0.2613020041373573,0.26240121765235813,0.26391679197297785,0.2670952414572196,0.2718693590127064,0.27503171488641664,0.28041357597491884,0.2807282270275425,0.2814999502861223,0.2824463565920969,0.2832013491870846,0.2849023550892247,0.28493244062644074,0.28527421993235547,0.2863790214444371],"n_dims_used":45,"mean_confidence":0.9101884629991319},"coverage":{"mean_confidence":0.9101884629991319,"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}}