{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000461","480:4800001137","480:4800001136","480:4800000464","480:4800000498","480:4800001199","480:4800000377","480:4800001012","480:4800000535","480:4800000378","480:4800000432","480:4800000847","480:4800000406","480:4800000306","480:4800000444","480:4800000603","480:4800001090","480:4800001139","480:4800000842","480:4800000372","480:4800000505","494:4940003983","494:4940004102","480:4800000608","480:4800000352"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,494,480,480],"twin_sims":[0.5569263488791534,0.41057725022585917,0.3542568029866731,0.3273585255723314,0.27567138421184245,0.23284006839200153,0.21668860627720798,0.20731659404183608,0.20651093076110338,0.20628972913316043,0.20491412140431287,0.1630473121075866,0.15770554794764804,0.15761142926912053,0.14713922835120907,0.1427183471433606,0.11874694850168907,0.10683304853311379,0.09863848674605946,0.0949856455789293,0.09305577559851406,0.09027150481615846,0.08605540840732875,0.07893139470293432,0.07832876086453291],"twin_dists":[0.1405194270360757,0.17329278763902034,0.18710340836793257,0.19409170090774946,0.2084916983147817,0.22173218798625685,0.2271351401191701,0.23039515985299105,0.23068004556009838,0.23075839608117327,0.23124693565658086,0.24735651289350505,0.24961765675543762,0.24965799302932193,0.2542606814362231,0.25627643867500427,0.26810577325865464,0.2746768928102914,0.2795346588344847,0.28180246927680064,0.2830284369136092,0.2848330455867489,0.287651549181222,0.29267475635856977,0.29311612554996463],"n_dims_used":43,"mean_confidence":0.9051326485567315},"coverage":{"mean_confidence":0.9051326485567315,"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}}