Low Complexity Hybrid Precoding Designs for Multiuser mmWave/THz Ultra Massive MIMO Systems

no code implementations • 24 Jul 2021 • Joao Pedro Pavia, Vasco Velez, Renato Ferreira, Nuno Souto, Marco Ribeiro, Joao Silva, Rui Dinis

Millimeter-wave and terahertz technologies have been attracting attention from the wireless research community since they can offer large underutilized bandwidths which can enable the support of ultra-high-speed connections in future wireless communication systems.

SQuINTing at VQA Models: Introspecting VQA Models with Sub-Questions

no code implementations • CVPR 2020 • Ramprasaath R. Selvaraju, Purva Tendulkar, Devi Parikh, Eric Horvitz, Marco Ribeiro, Besmira Nushi, Ece Kamar

We quantify the extent to which this phenomenon occurs by creating a new Reasoning split of the VQA dataset and collecting VQA-introspect, a new dataset1 which consists of 238K new perception questions which serve as sub questions corresponding to the set of perceptual tasks needed to effectively answer the complex reasoning questions in the Reasoning split.

Visual Question Answering (VQA)

``Why Should I Trust You?'': Explaining the Predictions of Any Classifier

1 code implementation • NAACL 2016 • Marco Ribeiro, Sameer Singh, Carlos Guestrin

Document Classification Feature Engineering +1