{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001057},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001037","466:4660001326","490:4900000159","480:4800004788","490:4900000717","466:4660001143","490:4900001186","469:4690003764","490:4900000331","494:4940004842","478:4780008656","466:4660001142","490:4900003596","493:4930006951","490:4900000591","466:4660014082","490:4900001156","466:4660012301","487:4870010662","472:4720007429","494:4940005363","487:4870002558","466:4660000523","490:4900000485","494:4940007228"],"twin_admin_codes":[490,466,490,480,490,466,490,469,490,494,478,466,490,493,490,466,490,466,487,472,494,487,466,490,494],"twin_sims":[0.18457582876115888,0.12133917994651636,0.11566949932451116,0.10972218310172205,0.10145609743984858,0.09314227837593307,0.0887747304489192,0.08755880170026702,0.08177542668840547,0.07861361222917987,0.06620254778974659,0.06617883622600743,0.06600873377975214,0.05637018184973875,0.056359077734992546,0.055236701198274424,0.054672269487825054,0.05452420402115183,0.053950428410682816,0.04585426657851789,0.041338156819413774,0.040727686258871826,0.03998001495622503,0.03871166177306501,0.03870825056661539],"twin_dists":[0.23874978605979802,0.2667437024280332,0.2697526740957157,0.2730333474973623,0.277829979753211,0.28297305792104943,0.28582145232947875,0.2866341816969975,0.29062756004026324,0.29290716159686436,0.30264023578442895,0.30266020081501127,0.30280359768846693,0.31147221589592833,0.31148288426976567,0.3125702898129956,0.3131240574028767,0.3132701086978929,0.31383920056962655,0.3224596537628591,0.32783826152209666,0.32860284026338216,0.3295525423770534,0.33119850073255636,0.3312029886174811],"n_dims_used":45,"mean_confidence":0.9159230550130208},"coverage":{"mean_confidence":0.9159230550130208,"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}}