{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009475","490:4900010074","490:4900009776","490:4900009566","490:4900007936","490:4900009775","490:4900009372","490:4900008709","490:4900008711","490:4900008491","490:4900011395","490:4900008934","490:4900009371","490:4900009976","490:4900009570","490:4900009473","490:4900005484","490:4900009874","490:4900009463","490:4900008606","490:4900008704","490:4900009772","490:4900005475","490:4900007933","490:4900008600"],"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":[0.4770133822161947,0.4516182912985798,0.3576714843070774,0.3518488843121504,0.29585445315874626,0.2931601141981724,0.2881768338318154,0.2761116232132405,0.2677514948707073,0.2610922783496927,0.24526237694023773,0.2420739336102538,0.23672453023928225,0.20225499031778424,0.1978122283873772,0.18541776678550365,0.17817000358143817,0.17013513936797833,0.16827464566388356,0.16362173071277702,0.16289363883235222,0.15964365985233306,0.14581419322444233,0.1452046220697291,0.145106778781935],"twin_dists":[0.15802162850313362,0.16375704554513829,0.18623660537058834,0.18771725227669125,0.20269473061263948,0.2034546213372583,0.20487106405926356,0.20836256338740214,0.21083681918046912,0.2128421658300294,0.2177423703053735,0.21875367842714996,0.22046997617438704,0.23219771755476307,0.23380560852240556,0.2384280393630934,0.24123234981989158,0.24443760166395312,0.2451951788123573,0.2471165821038718,0.24742080495522864,0.2487909166431978,0.2548600840757178,0.25513718871980307,0.2551817474660486],"n_dims_used":45,"mean_confidence":0.929640621609158},"coverage":{"mean_confidence":0.929640621609158,"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}}