{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000935","490:4900000933","490:4900000276","490:4900000267","490:4900000707","490:4900000575","490:4900000917","490:4900000279","490:4900001198","496:4960008589","490:4900000275","490:4900000231","490:4900000403","490:4900000929","490:4900000825","490:4900000418","490:4900000576","490:4900000269","490:4900000898","490:4900000923","490:4900000479","490:4900000938","490:4900004321","490:4900000682","490:4900001025"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7859030936291357,0.765350260988751,0.6129779065442873,0.6102592106797036,0.6000320093776716,0.5933905106823352,0.5904695980618977,0.5850823210834769,0.574255618984796,0.5695075160031473,0.5469296242868089,0.5463498507976257,0.5452387776458307,0.523324901413056,0.5220565600990134,0.5163756096236201,0.5157691584334724,0.5141501169084837,0.5058110878404593,0.4944318852693122,0.48359045529585976,0.4822473596530916,0.47172862758399997,0.4709895466690613,0.4700911375349837],"twin_dists":[0.09015231426381837,0.09498109245840719,0.1284939066382878,0.12907609443097126,0.13126607580735286,0.1326885837401965,0.13331439050084223,0.13446905149283753,0.13679189087977855,0.13781186169630047,0.1426770572487799,0.14280238869095713,0.14304263727941469,0.14780067943988193,0.14807734591053806,0.1493184837361448,0.14945117015926113,0.14980559069026742,0.15163557193557992,0.15414584892960467,0.15655311151820428,0.15685247854223794,0.15920635304279743,0.1593723885939334,0.1595743353907392],"n_dims_used":45,"mean_confidence":0.9171634250217013},"coverage":{"mean_confidence":0.9171634250217013,"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}}