{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010491},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010139","490:4900010993","490:4900011224","490:4900011757","490:4900011148","490:4900011154","490:4900010994","490:4900011293","490:4900011366","490:4900011225","490:4900011498","490:4900008669","490:4900011953","490:4900010216","490:4900011152","490:4900011431","490:4900011497","490:4900010747","490:4900008325","490:4900009013","490:4900008116","490:4900010920","490:4900011891","490:4900010406","490:4900011564"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3391724975506444,0.30044908167624834,0.2525479257207409,0.25090269518136527,0.24562936907023436,0.1913373047376092,0.19073406953376662,0.16443631265898748,0.16326663584205503,0.14253970663792365,0.13517083970197852,0.13283448123561703,0.13137582033938716,0.1301083738466382,0.11879870401239034,0.11576815083130637,0.1144992983495183,0.10540636830896907,0.09784084502065965,0.09358740879308766,0.09289441742009646,0.08232164737078551,0.08141083721385664,0.07422694184692989,0.07199301481620432],"twin_dists":[0.19098585048849293,0.20140823811629266,0.21546285033361576,0.21597389866715577,0.21762651353996648,0.23619434416374374,0.23641973879315903,0.24677737967789407,0.24726483072210564,0.2563588603159805,0.2598279146930785,0.2609573362428767,0.2616700653798998,0.2622942220115464,0.2680783573120057,0.26969936214363815,0.2703877399448277,0.2755012425318493,0.2800241617864367,0.28268872603243983,0.2831318469619613,0.29024092716917743,0.2908867800392341,0.29619516784714345,0.29793027244301384],"n_dims_used":45,"mean_confidence":0.887042236328125},"coverage":{"mean_confidence":0.887042236328125,"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}}