{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002185},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002004","489:4890001935","489:4890002104","489:4890002023","489:4890003259","489:4890001680","489:4890002265","489:4890002505","489:4890002021","489:4890002105","489:4890002180","489:4890002186","489:4890001683","489:4890002664","489:4890001840","489:4890002578","489:4890003260","489:4890001681","489:4890002839","489:4890001920","489:4890002856","489:4890002102","489:4890003582","489:4890002019","489:4890002496"],"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":[0.8534421974393785,0.7825134980810737,0.7539658672331544,0.7465889075875819,0.741692020340525,0.7312615602760623,0.7236185395030706,0.7151468158559928,0.7129790858528653,0.6973246930790199,0.6922037915694982,0.6879711393123042,0.6628479864610216,0.6623346498279548,0.6441048302410585,0.6207623801710344,0.6180616759481751,0.6178111401761255,0.6147032885493624,0.6116875639867102,0.6105716779422865,0.6036682786898446,0.5981973409701528,0.5931054038904416,0.5913072590747239],"twin_dists":[0.07311771306080228,0.09095742018118666,0.09760621696518508,0.09929081991388634,0.10040250273769376,0.1027542898145201,0.1044647769092591,0.10634927179179599,0.1068296711354937,0.11027929167523436,0.11140095269474899,0.11232579903576292,0.11777970564627549,0.11789060508596405,0.12181836258010162,0.12682653130844385,0.1274050883726039,0.12745875390322084,0.12812440191687577,0.1287702290721323,0.12900918405437067,0.1304874044205306,0.13165898633639997,0.13274966183895928,0.1331349063934945],"n_dims_used":45,"mean_confidence":0.9177492777506511},"coverage":{"mean_confidence":0.9177492777506511,"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}}