{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013152","490:4900013055","490:4900013118","490:4900013150","490:4900013093","490:4900013188","490:4900013080","490:4900012727","490:4900013121","490:4900012936","490:4900012928","490:4900013094","490:4900013195","490:4900013052","490:4900012663","490:4900013123","490:4900012933","490:4900012983","490:4900013092","490:4900012929","490:4900012800","490:4900012535","490:4900013227","490:4900000993","490:4900012316"],"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":[0.4643369943935691,0.39504341561590284,0.35302299418483674,0.3529989029487518,0.2977614614877111,0.2521351221944562,0.2309882952693956,0.22177484264536465,0.20234005904510813,0.18871113811704268,0.16353648741564566,0.15612580101498477,0.14614533779124733,0.141911412804243,0.12649788969899456,0.11529513502908784,0.11332401550909492,0.10977184771961883,0.10741174136025552,0.09844896471861816,0.09839025383225351,0.08775001190465714,0.08604581091533643,0.0764037274801637,0.06862542465164229],"twin_dists":[0.16087089984547634,0.17700702528427667,0.18741766790937012,0.18742380978411305,0.2021593560849833,0.2155908771826107,0.22233876799780922,0.22540559206609667,0.23216716850619723,0.23717924813603344,0.24715214908152844,0.2502970272096847,0.25470990860539944,0.25664935568905695,0.2640977598948231,0.269955301492286,0.271030609407199,0.27300538933503177,0.27434495483335497,0.27965068414997624,0.2796866624702402,0.2865057848151614,0.2876580892127986,0.2945445596536053,0.300630246689628],"n_dims_used":45,"mean_confidence":0.911529541015625},"coverage":{"mean_confidence":0.911529541015625,"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}}