{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004254},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680000065","499:4990004264","499:4990003942","467:4670001465","499:4990003790","499:4990003601","499:4990004236","499:4990004247","499:4990003791","499:4990004262","499:4990003730","499:4990004002","468:4680000078","468:4680000092","499:4990003837","499:4990004079","499:4990003976","499:4990004150","499:4990003869","499:4990004245","499:4990003367","499:4990003423","499:4990003495","499:4990003938","468:4680000063"],"twin_admin_codes":[468,499,499,467,499,499,499,499,499,499,499,499,468,468,499,499,499,499,499,499,499,499,499,499,468],"twin_sims":[0.8356654299277924,0.7883611173880326,0.7730644125536643,0.7586647358332277,0.7334924898560016,0.7162816860835125,0.7120857262199574,0.710858705813753,0.6966061857185236,0.6906102841383802,0.6770799575816139,0.6707347603402751,0.6702609267506333,0.6678877217262317,0.6590303894097412,0.6586232428261539,0.6582932177676242,0.6513641875895243,0.6469410869555575,0.6431223282962807,0.6427682883408233,0.638149780178822,0.6319868877147528,0.6179681780249152,0.617577073337539],"twin_dists":[0.07782222968478958,0.08956614396867386,0.0931830948556639,0.09652659789638524,0.1022530335673514,0.10609748426447103,0.10702744811329427,0.10729890200221122,0.1104368580681862,0.1117493707534603,0.11469702787606066,0.11607343087722484,0.11617607908203349,0.11668992504318473,0.11860401440857514,0.11869186951793398,0.11876307528438462,0.12025653308367991,0.12120846344749156,0.12202954946839911,0.12210563911439039,0.12309775738513296,0.1244203868318516,0.12742511601305256,0.12750889098498577],"n_dims_used":45,"mean_confidence":0.933770751953125},"coverage":{"mean_confidence":0.933770751953125,"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}}