{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011475","487:4870009398","487:4870010595","487:4870011476","487:4870011923","487:4870011447","487:4870009536","478:4780001545","474:4740000695","474:4740000209","474:4740000358","487:4870011807","487:4870012033","478:4780001249","487:4870011203","487:4870008547","487:4870010604","487:4870009406","474:4740003182","474:4740000388","487:4870012351","487:4870012248","487:4870011693","487:4870011575","478:4780001335"],"twin_admin_codes":[487,487,487,487,487,487,487,478,474,474,474,487,487,478,487,487,487,487,474,474,487,487,487,487,478],"twin_sims":[0.6301335917972172,0.547523556423587,0.5101519225980026,0.49612701499978074,0.47260297494236325,0.4515457837039905,0.41313603973272256,0.40965996893751655,0.4096574356023876,0.37780497435000276,0.3380925369462244,0.3230532659252679,0.3228666001123231,0.3223495000610015,0.3114932930922126,0.31049231111746517,0.30652081885381643,0.3037730144081529,0.295058226891614,0.290236265690352,0.28773673951767026,0.28178262341807614,0.27576653208383606,0.2572527881351743,0.2571908942842937],"twin_dists":[0.12481788690820733,0.1425486886978382,0.15068202459837254,0.15377087811859283,0.15901004199789692,0.16377358314992824,0.17268700498364326,0.17351035207562587,0.1735109532383024,0.18120885620435004,0.1912673037155921,0.19523881475950006,0.19528874252786957,0.19542713615769614,0.19836196663340264,0.19863547226767028,0.19972564685118485,0.2004846946964089,0.2029188650731473,0.20428393853624066,0.20499685584541433,0.20671019762070336,0.2084637779903244,0.21401298465396487,0.21403194856856897],"n_dims_used":43,"mean_confidence":0.9130027238712755},"coverage":{"mean_confidence":0.9130027238712755,"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}}