{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000315},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000536","490:4900000988","494:4940008158","490:4900000455","490:4900003166","490:4900000757","490:4900000651","494:4940007642","490:4900002276","490:4900000530","490:4900000858","494:4940007339","494:4940008164","490:4900000644","490:4900002583","490:4900012928","494:4940007554","490:4900003542","490:4900000868","490:4900002577","490:4900003167","494:4940008881","490:4900000993","490:4900000869","490:4900005634"],"twin_admin_codes":[490,490,494,490,490,490,490,494,490,490,490,494,494,490,490,490,494,490,490,490,490,494,490,490,490],"twin_sims":[0.21761907846974043,0.21009931571490903,0.20513962450407897,0.14554135736189033,0.09101487512988872,0.08770331790448048,0.08212175000039047,0.07155060496530573,0.07103130066933673,0.06895821583658765,0.06219044922901559,0.06059549977164353,0.058056780761249566,0.05728287757120904,0.05149723188631174,0.05063749447032679,0.04831851513374734,0.048210959450788564,0.047397019637317114,0.047085983322858495,0.045368400740373876,0.04526172362315173,0.04513743942322852,0.04188208163122979,0.04054460059193361],"twin_dists":[0.22681671711492984,0.2294169444652219,0.23116669604245801,0.25498400612301914,0.2843469736939667,0.28653711911686097,0.2903821822964258,0.29827905213478967,0.29869068949613464,0.3003586984045436,0.306104762807579,0.3075330588938105,0.30987158715206436,0.3106012116885085,0.3163304885772187,0.31722693503519656,0.3197097573498236,0.3198273054367091,0.32072403685103784,0.32107011239322913,0.3230163845816707,0.3231392895436833,0.3232827866980055,0.32716500539247767,0.3288340287642675],"n_dims_used":45,"mean_confidence":0.9117002699110243},"coverage":{"mean_confidence":0.9117002699110243,"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}}