{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001173","473:4730001174","473:4730000652","473:4730001170","473:4730001081","473:4730001175","473:4730001076","473:4730000653","473:4730001263","473:4730001171","473:4730001262","473:4730000988","473:4730001259","473:4730000739","473:4730000818","473:4730000900","473:4730000991","473:4730002520","473:4730002409","473:4730001083","473:4730000990","473:4730001079","473:4730001080","473:4730001082","473:4730000654"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9506244017307112,0.9447166588973123,0.9391829930101353,0.9279028629600906,0.9263834499613179,0.9190192553893752,0.9183759565711412,0.9138851023596641,0.9077307449879463,0.9017114470227974,0.8999974580208336,0.8983800759852437,0.8866931032990122,0.8836111897731863,0.8784979397662704,0.8736168838261043,0.869017348499971,0.8647750317691223,0.8646222395928697,0.8638079349622129,0.8613960753385581,0.8589102893901439,0.8556650662901681,0.8533914011035094,0.8475109441745688],"twin_dists":[0.04133039839157952,0.04380072809646662,0.04600745301795264,0.050242537610995223,0.05078973836746898,0.05337452874377632,0.053595357862437604,0.05511651189431916,0.057146982446948026,0.05907810805039767,0.05961885194450802,0.06012559076946372,0.063693168508136,0.06460864637487569,0.06610642444095821,0.06751308770699103,0.06881931073129492,0.07000846496025125,0.07005102494774472,0.07027753980727033,0.0709454439720899,0.07162923518486697,0.07251516315651779,0.07313144258602237,0.0747092252920263],"n_dims_used":44,"mean_confidence":0.9123370430686257},"coverage":{"mean_confidence":0.9123370430686257,"n_dims_used":44,"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}}