{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011185},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010961","490:4900010694","490:4900011861","490:4900010696","490:4900011258","490:4900012121","490:4900010864","490:4900011256","490:4900011797","490:4900012058","490:4900001127","490:4900011257","490:4900010703","490:4900010780","490:4900011323","494:4940008962","490:4900011023","490:4900010350","490:4900010452","490:4900010876","490:4900010175","490:4900011107","490:4900010697","490:4900013356","490:4900011992"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490],"twin_sims":[0.16876263738533223,0.1572087613012152,0.1550799761950351,0.1461355903673285,0.14061606329471504,0.11987639208797365,0.11787119742641786,0.10400510298027377,0.08468805424252046,0.0566151641897256,0.05342244962907601,0.0530215413263441,0.04520713625089028,0.03853071977297457,0.0382775376087162,0.0366772009356917,0.03544074353466322,0.035420930202080876,0.03400785551627588,0.032706315896490847,0.03180014716806147,0.029877971821375915,0.029435357378673855,0.026479430600717016,0.024283682468914183],"twin_dists":[0.2449958926703207,0.24983076238364407,0.2507495521406394,0.2547143255043014,0.25725130209857394,0.26750954911755165,0.2685710693911532,0.276319398556171,0.28858921896326356,0.31123728749155233,0.3143673181448458,0.31477123068984875,0.32320227477413893,0.33143701672217557,0.3317723555158173,0.3339365763229341,0.335664283186801,0.33569238281107955,0.33773179262626896,0.33967514898241175,0.34106753326750944,0.3441371904563336,0.34486793666587384,0.3500056977319157,0.354152779680896],"n_dims_used":45,"mean_confidence":0.9181705898708767},"coverage":{"mean_confidence":0.9181705898708767,"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}}