{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000777","489:4890000426","489:4890000664","489:4890001383","489:4890001457","489:4890000550","489:4890001192","489:4890001202","489:4890001257","489:4890000607","485:4850004172","489:4890000900","489:4890000389","489:4890000715","485:4850003065","489:4890000659","481:4810006141","489:4890000603","489:4890000773","481:4810005826","489:4890000749","489:4890001262","481:4810005779","489:4890000349","489:4890000893"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,485,489,489,489,485,489,481,489,489,481,489,489,481,489,489],"twin_sims":[0.8205877851568949,0.773009757245257,0.7692001402718217,0.684480571500501,0.6718879036944089,0.6408002066715696,0.5875515465983601,0.586903791390917,0.573465259347289,0.5718056143519191,0.5675909353143435,0.5637340216453611,0.5623864678778439,0.546967403785786,0.5447524671384807,0.5410892847946728,0.5310477435423259,0.5284726898297778,0.5214998131851856,0.5191478869443514,0.517720871926711,0.5153223346547389,0.515107415416059,0.5010955458901981,0.4949071840858456],"twin_dists":[0.08167326961262239,0.09319589199097375,0.0940858121432564,0.11308705192636113,0.11582354481578754,0.1225285170227709,0.13393974172466866,0.13407858269709702,0.13696161225346196,0.1373180808837494,0.13822383766375554,0.1390533974700898,0.13934340207547752,0.14266889112939068,0.14314781971132817,0.14394065973637518,0.14611928584051434,0.1466793225381631,0.1481988393659614,0.14871241183761302,0.14902428668018944,0.14954895587358644,0.1495959975633785,0.15267390763996208,0.15404067317219045],"n_dims_used":45,"mean_confidence":0.9155651516384549},"coverage":{"mean_confidence":0.9155651516384549,"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}}