{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006077},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006425","493:4930002058","493:4930005930","493:4930006218","493:4930006002","493:4930004397","493:4930004384","493:4930006126","493:4930004228","493:4930005638","493:4930005347","493:4930004695","493:4930004977","493:4930004691","493:4930005533","493:4930006405","493:4930005567","493:4930002055","493:4930005923","493:4930001417","493:4930002878","493:4930001435","493:4930006076","493:4930001306","487:4870004705"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,493,487],"twin_sims":[0.43600524401947466,0.4053040474970608,0.40204388647839573,0.3825588620324321,0.3753338471323777,0.3677484505086634,0.36163958265142565,0.35774922332264397,0.3506628024764634,0.34262440288312956,0.3402536158365815,0.32642661092250597,0.30864017145192413,0.30533253281547446,0.3026032000241959,0.30231702615913714,0.29890146783306654,0.2896478078581296,0.2894690003475687,0.2869162882825245,0.28051482450755805,0.2800933596848325,0.27900293397728104,0.270352890815398,0.2685684166937191],"twin_dists":[0.16734175317572017,0.1745464559349744,0.17532517288764643,0.1800411517402132,0.1818186595013694,0.183702963952671,0.18523464032318665,0.18621692138109489,0.18802042104265512,0.19008944511022938,0.19070457767369298,0.19433929210432038,0.19914288104617517,0.20005341129578946,0.2008090497227168,0.20088850822736914,0.20184027176757147,0.2044514481589064,0.20450238746191446,0.2052316726605404,0.20707783085045087,0.20720026926245003,0.2075175655496285,0.21006186964671958,0.2105929598506896],"n_dims_used":45,"mean_confidence":0.9273401048448351},"coverage":{"mean_confidence":0.9273401048448351,"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}}