{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009660},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009845","490:4900009646","490:4900009662","490:4900009847","490:4900009438","490:4900010065","490:4900010328","490:4900010236","490:4900009946","490:4900010142","490:4900009945","490:4900010669","490:4900010252","490:4900010753","490:4900008236","490:4900009765","490:4900009964","490:4900008348","490:4900009958","490:4900010836","490:4900009437","490:4900010758","490:4900010063","490:4900010330","490:4900010321"],"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":[0.2527294618573855,0.15977385211568834,0.1520981149648523,0.13240728206799418,0.12427953994527567,0.12144298883533354,0.11583710344233225,0.11338402464592692,0.11328202550969697,0.11038605888424749,0.10685289368285214,0.10443807346032166,0.0882161782285403,0.08284342649771924,0.0825873960486451,0.07827338743037858,0.07793375722945892,0.07571299557658005,0.07223454571643324,0.06738256026018619,0.06676735327258491,0.06194098335662626,0.05942881403741322,0.056500582098673265,0.05610107674065185],"twin_dists":[0.21540659091567746,0.24873564302523946,0.2520521841560704,0.26116546107206434,0.2652253201361842,0.26668962135213253,0.2696621203940145,0.2709976608643455,0.2710536723785149,0.27266043192544753,0.2746654865570742,0.27606568891735883,0.28619368494785374,0.28987350619590424,0.2900535631247664,0.29315681778954755,0.29340690908338685,0.2950641718265397,0.29774059041927103,0.3016539583220887,0.30216638749701147,0.30632616429186654,0.3085975284586533,0.3113470624575006,0.3117312512484325],"n_dims_used":45,"mean_confidence":0.8938215467664931},"coverage":{"mean_confidence":0.8938215467664931,"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}}