{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002578},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001680","489:4890003464","489:4890002745","489:4890003463","489:4890001749","489:4890002265","489:4890002101","489:4890002664","489:4890001919","489:4890002496","489:4890002834","489:4890002004","489:4890002186","489:4890002666","489:4890002753","489:4890003253","489:4890002505","489:4890002090","489:4890001833","489:4890002743","489:4890003325","489:4890003326","489:4890003181","489:4890002105","489:4890003600"],"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":[0.9030672382238564,0.88126062669343,0.8710700879445229,0.8265346116850125,0.8071674905120841,0.8031041585424646,0.7981434796975214,0.792249207037007,0.7805737523818803,0.7694352740477702,0.7666400364581889,0.7645873075782582,0.7587739698530522,0.7545152890172045,0.7501374168830592,0.7484526097454187,0.7361114484248974,0.7346996744593038,0.7326844264124268,0.730811504466524,0.7138890372557779,0.7013082795732161,0.693227496045202,0.6764048859961637,0.6737762382764825],"twin_dists":[0.058647576086553604,0.06530036172939147,0.06823859102677915,0.08016812105558883,0.08501058257103176,0.0860061100695913,0.0872128019100279,0.08863480019725808,0.09141651955811937,0.09403100219838435,0.0946816013248832,0.09515804650814154,0.09650143653969004,0.09748025293771544,0.09848201195673327,0.09886637501588122,0.101663397225232,0.10198140866474803,0.10243470012726431,0.10285529917656315,0.10662809916701367,0.10940454714037441,0.11117696957499128,0.11484363143940729,0.11541410347422595],"n_dims_used":45,"mean_confidence":0.9149098714192708},"coverage":{"mean_confidence":0.9149098714192708,"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}}