{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001468},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001133","496:4960002362","496:4960002218","496:4960001964","496:4960001125","496:4960001469","496:4960001589","496:4960001139","496:4960003197","496:4960001244","496:4960003740","496:4960001716","496:4960002219","496:4960001251","496:4960001128","496:4960003455","496:4960003048","496:4960004020","496:4960001369","496:4960002092","496:4960001848","496:4960003454","496:4960001844","496:4960001129","496:4960003198"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.7103900037752003,0.6974659725905655,0.6890842856366721,0.6882076613101924,0.687173821384632,0.683467387483497,0.6705197185623059,0.6193780153221938,0.5937438413610919,0.592399189081175,0.5829549097719833,0.5727388198186562,0.5588909099558348,0.5539077397491833,0.5507337486221715,0.5441368140380807,0.5409465564491439,0.5250909655334944,0.5209382812489151,0.5167831694102762,0.5035673952457463,0.49524524023591376,0.48644422527166437,0.4768194421894539,0.4744168045094931],"twin_dists":[0.10740253534488962,0.11024830215172879,0.11208276382981704,0.112274169921875,0.11249979734402524,0.11330778123669019,0.11612001837458541,0.1271231100167898,0.13261289182287397,0.13290095889566841,0.13492520876566674,0.13711762824581875,0.14009610694146643,0.14117029879502313,0.1418552625261499,0.1432810010460674,0.1439715709571371,0.14741569734536453,0.14832140749591688,0.1492293344109126,0.15212929131403677,0.15396588472379538,0.15591788161833348,0.15806502920097937,0.15860318005530263],"n_dims_used":45,"mean_confidence":0.9330457899305555},"coverage":{"mean_confidence":0.9330457899305555,"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}}