{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002299","490:4900002761","490:4900002752","490:4900003200","490:4900001423","490:4900001869","490:4900000792","490:4900003051","490:4900002599","490:4900001871","490:4900004125","490:4900003600","490:4900002029","490:4900005917","490:4900003749","487:4870001683","490:4900002925","496:4960006883","490:4900005385","487:4870000540","490:4900003727","490:4900002144","490:4900000713","490:4900000334","490:4900000567"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,496,490,487,490,490,490,490,490],"twin_sims":[0.7272473962815499,0.5984694966975032,0.5789128787215815,0.5733639132925171,0.5467502450346677,0.47334249683229346,0.448024525462756,0.4324545037142722,0.37532203473115977,0.3707386374804461,0.3639484808917042,0.34720271338026426,0.34345806369742526,0.33636313037277643,0.3349546827207185,0.3338608318781438,0.3326685578754934,0.33039055680019275,0.3269729258674861,0.316559296338603,0.31214322937477934,0.30702595306784924,0.30620743835090797,0.30617443754211116,0.30436519569890214],"twin_dists":[0.10365392784718132,0.1316006998932338,0.13579224274213567,0.13698337694111043,0.14271583177770855,0.15884409674532138,0.16457791203813094,0.16816395683152338,0.18182157916652789,0.18295788730264934,0.18465420668151422,0.1889079202873151,0.18987368084786438,0.1917190234486216,0.19208783806595897,0.1923748537537711,0.1926882782801904,0.19328882876365433,0.19419409976778068,0.19698536670623085,0.19818464862922072,0.19958653813943425,0.1998120150895808,0.1998211131424559,0.20032077672525286],"n_dims_used":45,"mean_confidence":0.9150657653808594},"coverage":{"mean_confidence":0.9150657653808594,"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}}