{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002233},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002321","489:4890001900","489:4890001811","489:4890002234","489:4890002071","489:4890002316","489:4890001983","489:4890001813","489:4890001899","489:4890001730","489:4890001895","489:4890001812","489:4890002469","489:4890001985","489:4890001657","489:4890002991","489:4890001984","489:4890001645","489:4890002239","489:4890002074","489:4890002059","489:4890002569","489:4890003301","489:4890001896","489:4890002308"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9209404410804638,0.9056412776198877,0.9002934461127032,0.8861256019876609,0.8619796976997032,0.8606324577947416,0.8588509400230128,0.8585691161562553,0.8579364163665127,0.83615875114416,0.8320497932566041,0.8316968449420187,0.8217851813889292,0.8209166644912071,0.7968855302912715,0.788171201937249,0.7703060919360802,0.7651409628094621,0.7573069401621936,0.7563001373176611,0.7388085316598209,0.7383931118501678,0.7382180868586911,0.735922579856813,0.7340115714316786],"twin_dists":[0.05271045707550416,0.05782317662242203,0.05952574868765252,0.06386248938753036,0.07078423142206616,0.07115598891243428,0.07164550532708416,0.07172272998387802,0.07189589072436778,0.07769421182066646,0.07875642716201899,0.07884724377119583,0.08137157553342962,0.08159047302048722,0.08751733503882772,0.08961150482792866,0.09382788085588109,0.0950296508324597,0.09683911347191765,0.09707055408440045,0.10105478403966396,0.10114861942763116,0.10118814396491314,0.10170596333896238,0.10213627040748732],"n_dims_used":45,"mean_confidence":0.9140157063802083},"coverage":{"mean_confidence":0.9140157063802083,"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}}