Search
Results
-
Meta Answering for Machine Reading
(2019)arXivWe investigate a framework for machine reading, inspired by real world information-seeking problems, where a meta question answering system interacts with a black box environment. The environment encapsulates a competitive machine reader based on BERT, providing candidate answers to questions, and possibly some context. To validate the realism of our formulation, we ask humans to play the role of a meta-answerer. With just a small snippet ...Working Paper -
Procedure and methods for the assessment of greenhouse gas emissions of flights at ETH Zurich
(2019)ETH Zurich committed to reducing greenhouse gas (GHG) emissions from air travel by 11% in the next few years. The reduction shall be in addition to reductions achieved by the aviation industry. Flights taken by ETH’s employees and guests are included if they are paid for by ETH. Flights taken by ETH students are also considered, if they are part of their curriculum. Strategies for reducing emissions include avoiding air travel by increased ...Report -
Strong structural controllability of signed networks
(2019)arXivIn this paper, we discuss the controllability of a family of linear time-invariant (LTI) networks defined on a signed graph. In this direction, we introduce the notion of positive and negative signed zero forcing sets for the controllability analysis of positive and negative eigenvalues of system matrices with the same sign pattern. A sufficient combinatorial condition that ensures the strong structural controllability of signed networks ...Working Paper -
Treibhausgas-Emissionen aus Dienstreisen der ETH Zürich 2017–2018
(2019)Die vorliegende Zusammenfassung der Treibhausgas-Emissionen aus Dienstreisen der ETH Zürich zeigt die wichtigsten Emissionszahlen und Auswertungen. Erfasst in diesem Bericht sind alle Dienstreisen der Angestellten der ETH Zürich sowie die Flugreisen der Gäste der ETH Zürich, sofern die Reisekosten von der ETH Zürich übernommen wurden. Nicht erfasst sind Reisen von Studierenden im Rahmen ihres Studiums (Studienreisen), Pendlerbewegungen ...Report -
How to include non-CO2 climate change contributions of air travel at ETH Zurich
(2019)In addition to emitting carbon dioxide, aircraft operation in the upper troposphere and lower stratosphere alter the atmospheric concentration of greenhouse gases such as ozone and methane, trigger the formation of condensation trails (contrails) and increase cirrus cloudi-ness (IPCC 1999). This leads aircraft to have higher climate change contributions than what would be expected when considering only their fuel consumption or CO2 emissions ...Report -
Falschübersetzungen?
(2019)Die automatische Übersetzung natürlicher Sprachen hat in letzter Zeit zwar grosse Fortschritte gemacht, sie ist aber nach wie vor mangelhaft. So gibt es, wie dieser Bericht zeigt, Schwierigkeiten bei der Erkennung von Verbformen (2. Person Einzahl und Mehrzahl, Höflichkeitsform). Das wirkt sich vor allem bei der Übertragung in die Sprachen Französisch, Italienisch und Spanisch aus. Die Programme erkennen zudem offensichtliche Fehler im ...Working Paper -
Google translate versteht den Inhalt der Texte nicht
(2019)Die automatische Übersetzung natürlicher Sprachen ist trotz neuronaler Netze und riesiger Datensätzen in vielen Fällen immer noch mangelhaft.Working Paper -
Strong structural controllability under network perturbations
(2019)arXivThis paper investigates the robustness of strong structural controllability for linear time-invariant and linear time-varying directed networks with respect to structural perturbations, including edge deletions and additions. In this direction, we introduce a new construct referred to as a perfect graph associated with a network with a given set of control nodes. The tight upper bounds on the number of edges that can be added to, or removed ...Working Paper