{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008162},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009570","490:4900009163","490:4900009566","490:4900010177","490:4900008711","490:4900008831","490:4900009166","490:4900009571","490:4900009379","490:4900009158","490:4900008940","490:4900009262","490:4900010269","490:4900008818","490:4900009888","490:4900008490","490:4900009469","490:4900009162","490:4900009057","490:4900009772","490:4900008607","490:4900008047","490:4900008603","490:4900008823","490:4900008829"],"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":[0.5762323099399701,0.5726829439327286,0.5493286065547138,0.34926871612295723,0.34902646905589274,0.33721022832561165,0.32713357029675766,0.31490035659980453,0.31452276284091324,0.29670898235155385,0.2519160374617076,0.24699447591772397,0.24372798393985196,0.2344114806979599,0.22889672219285123,0.22700355221264554,0.20700110694583157,0.2026960687779936,0.19964383617956197,0.19933802205405168,0.18805835812158198,0.186595884589059,0.18637845782456228,0.18498495045760271,0.18183351715923415],"twin_dists":[0.13636751698847807,0.13712962943775953,0.14215870135917652,0.1883774432515574,0.18843955828047085,0.19149760576823163,0.1941514313451518,0.19743476830102483,0.1975372446228107,0.2024545793162389,0.21565887834632966,0.2171965343325303,0.21822798124703047,0.22121992622070333,0.22302776428498367,0.22365499994414445,0.2305066271546035,0.23203941741851483,0.2331397406542948,0.23325062304798905,0.23742554965851836,0.2379795415664343,0.23806216377060296,0.2385933114593013,0.23980498513195347],"n_dims_used":45,"mean_confidence":0.9317186991373698},"coverage":{"mean_confidence":0.9317186991373698,"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}}