{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000603},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000444","480:4800000688","480:4800000365","480:4800000406","480:4800000352","480:4800000726","480:4800000648","480:4800000464","480:4800000307","480:4800000435","480:4800000689","480:4800000699","480:4800000498","480:4800001199","480:4800000377","480:4800000306","480:4800001137","480:4800001140","480:4800000886","480:4800001195","480:4800000463","480:4800000372","480:4800001084","480:4800001033","480:4800000467"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5503214429666631,0.4647850053217523,0.4144671520583899,0.4014887275586445,0.39877478487316453,0.3726476658295683,0.34032854625404135,0.3287328541157861,0.3089495935071402,0.30424422126437695,0.3015662742003858,0.2864908367621379,0.2771604467334927,0.26933116665849255,0.26651024042749794,0.2534891575766755,0.23988860388579214,0.23409792901074372,0.22877817945377182,0.22053049071003927,0.2202610199281359,0.21820507913707218,0.20952786432735093,0.2084813440920425,0.20829315231207976],"twin_dists":[0.1419442863420965,0.16076975292920248,0.17237251516360327,0.1754580599618831,0.17610889205548252,0.18248376715332099,0.19068510093042526,0.1937272781461615,0.1990579910156908,0.20035424785335368,0.20109716898598531,0.20535359727570868,0.2080554191304617,0.21036568596905025,0.21120823158039204,0.21517143402320352,0.2194518088100641,0.22132196005096533,0.22306693833633956,0.22582625102331463,0.22591755590354126,0.22661664743227927,0.2296171051286902,0.229984631672821,0.23005085574660217],"n_dims_used":43,"mean_confidence":0.9122197350790334},"coverage":{"mean_confidence":0.9122197350790334,"n_dims_used":43,"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}}