{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003218","498:4980001648","498:4980000425","498:4980001150","498:4980000695","498:4980000261","498:4980003285","498:4980001923","498:4980001183","498:4980000221","498:4980001740","498:4980000955","498:4980000491","498:4980000342","498:4980001652","498:4980001185","498:4980000654","498:4980001832","498:4980002274","498:4980000621","498:4980003292","498:4980002655","498:4980002430","498:4980000698","498:4980001151"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.7501783186632626,0.7088496135499626,0.7002270766384704,0.6936686732786003,0.6881903719914003,0.6761324923277581,0.6196271679641263,0.6159400323448404,0.6135688578873763,0.6083583030560918,0.6082159310937534,0.6036767448709625,0.5997129489626373,0.586171656228663,0.5858593836416864,0.5777526508302996,0.5747905779794157,0.5700220316089126,0.5610477732657857,0.560706283689109,0.5487455325540808,0.5484892657399184,0.5224955482256197,0.5224242665087178,0.5193135938734448],"twin_dists":[0.09847267294514396,0.10774290492292152,0.10964216232689841,0.11108040437064731,0.11227794411721725,0.11490277489492609,0.12706973515780162,0.1278595258783436,0.1283673523915822,0.12948313864136907,0.12951362455435952,0.13048559154381456,0.13133440340818642,0.13423552121905347,0.1343024629159353,0.1360412089691622,0.1366770271942897,0.13770129143470142,0.13963159046055607,0.1397051196005537,0.14228465303372617,0.1423400170960027,0.14798157089584635,0.14799712132661955,0.1486762097499034],"n_dims_used":45,"mean_confidence":0.9255974663628472},"coverage":{"mean_confidence":0.9255974663628472,"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}}