User profiles for M. Martens

Marieke Martens

- Verified email at tno.nl - Cited by 5257

Martin L. Martens

- Verified email at viu.ca - Cited by 2575

Marvin Martens

- Verified email at maastrichtuniversity.nl - Cited by 2132

Sticking it all together: A critical assessment of the group cohesion–performance literature

M Casey‐Campbell, ML Martens - International Journal of …, 2009 - Wiley Online Library
Although group cohesion is a widely studied construct in the group dynamics literature, there
is a considerable lack of consistency and agreement regarding the construct. This paper …

How to assess physical activity? How to assess physical fitness?

…, J Lefevre, R Philippaerts, M Martens… - European Journal …, 2005 - journals.sagepub.com
Regular aerobic physical activity (PA) increases exercise capacity and physical fitness (PF),
which can lead to many health benefits. Accurate quantification of PA and PF becomes …

Effects of adaptive cruise control and highly automated driving on workload and situation awareness: A review of the empirical evidence

JCF De Winter, R Happee, MH Martens… - … research part F: traffic …, 2014 - Elsevier
Adaptive cruise control (ACC), a driver assistance system that controls longitudinal motion,
has been introduced in consumer cars in 1995. A next milestone is highly automated driving (…

Do the stories they tell get them the money they need? The role of entrepreneurial narratives in resource acquisition

ML Martens, JE Jennings… - Academy of management …, 2007 - journals.aom.org
… ranged from $1.01M to $1.50M (versus $1.19M for underwriter prestige); in the case of total
valuation premiums, the absolute values ranged from $0.58M to $1.59M (versus $1.41M for …

Measuring volatility with the realized range

M Martens, D Van Dijk - Journal of Econometrics, 2007 - Elsevier
Realized variance, being the summation of squared intra-day returns, has quickly gained
popularity as a measure of daily volatility. Following Parkinson [1980. The extreme value …

[BOOK][B] Multivariate analysis of quality: an introduction

H Martens, M Martens - 2001 - books.google.com
… Since that time Magni Martens has worked in fields where hard and soft sciences meet
and … Without training in mathematics, Harald Martens initially learnt a lot about why not. But …

Safety and efficacy of imatinib (STI571) in metastatic gastrointestinal stromal tumours: a phase I study

…, M Martens, A Webb, R Sciot, M Van Glabbeke… - The Lancet, 2001 - thelancet.com
… Marc Martens and Andrew Webb were immediately involved in recruiting the patients and
collecting and analysing the data on response and toxicity. Raf Sciot reviewed the histology of …

WikiPathways: connecting communities

M Martens, A Ammar, A Riutta… - Nucleic acids …, 2021 - academic.oup.com
WikiPathways ( https://www.wikipathways.org ) is a biological pathway database known for
its collaborative nature and open science approaches. With the core idea of the scientific …

Measuring and forecasting S&P 500 index‐futures volatility using high‐frequency data

M Martens - Journal of Futures Markets: Futures, Options, and …, 2002 - Wiley Online Library
In the 24‐hr foreign exchange market, Andersen and Bollerslev measure and forecast
volatility using intraday returns rather than daily returns. Trading in equity markets only occurs …

Predicting financial volatility: High‐frequency time‐series forecasts vis‐à‐vis implied volatility

M Martens, J Zein - Journal of Futures Markets: Futures, Options …, 2004 - Wiley Online Library
Recent evidence suggests option implied volatilities provide better forecasts of financial
volatility than time‐series models based on historical daily returns. In this study both the …