{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010353","490:4900010871","490:4900010263","490:4900009879","490:4900009476","490:4900010447","490:4900012205","490:4900010790","490:4900010362","490:4900010178","490:4900010614","490:4900009783","490:4900009684","490:4900009374","490:4900010076","490:4900010691","490:4900010534","490:4900010352","490:4900010706","490:4900010535","490:4900010777","490:4900010874","490:4900010084","490:4900011732","490:4900010173"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5335542647869229,0.39353672512101195,0.347070499808974,0.3267774997243945,0.2809066151641159,0.2775679961850893,0.27602086737491416,0.2720812199766906,0.25388099132464115,0.22939433047073762,0.22895522017033984,0.22175490840919934,0.20985656458728094,0.19853418184739507,0.1957539752069658,0.19094761568880675,0.18843461785748522,0.18138074330812962,0.1786697227091288,0.16170975452308672,0.15851383325372254,0.15055761194319045,0.1490811046006326,0.1442276854255491,0.14134937172878267],"twin_dists":[0.14557470153938173,0.17737078943692092,0.1889419246052024,0.19424602211189457,0.20696411303809575,0.2079362611879918,0.20838917440833554,0.20954954963497788,0.21505032058612988,0.2228634689854732,0.22300843777805268,0.2254123184765432,0.22950192694592633,0.23354264118054782,0.23455897898614345,0.23633989194469737,0.2372835094907512,0.23998028413435302,0.2410364330589603,0.2479175846432806,0.24927197190016867,0.2527325130435331,0.25338940468629734,0.25558309708267085,0.25691003057057465],"n_dims_used":45,"mean_confidence":0.9215993245442708},"coverage":{"mean_confidence":0.9215993245442708,"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}}