Explanipedia

Migration of CADI to Fence Open

Muhammad Imran, A. Pfeiffer, Rao Muhammad Atif Shad, J. Closier, Athanasios Samantas , et al. · 2025

The CMS Analysis Database Interface (CADI) is a central tool for managing physics publications within the CMS experiment, tracking the life-cycle of analysis projects from inception to publication. To modernize its infrastructure and align…

Development of machine-learning based app for anomaly detection in CMSWEB Open

Nasir Hussain, Amna Muzaffar, Muhammad Ali Imran, A. Pfeiffer, Aroosha Pervaiz , et al. · 2025

This paper presents an anomaly detection system for CMSWEB services, a critical component of CMS infrastructure supporting over two dozen web services. The system employs deep learning techniques to enhance service performance and reliabil…

Reinforcement Learning for Semi-Active Vertical Dynamics Control with Real-World Tests Open

Johannes Ultsch, A. Pfeiffer, Julian Ruggaber, Tobias Kamp, Jonathan Brembeck , et al. · 2024

In vertical vehicle dynamics control, semi-active dampers are used to enhance ride comfort and road-holding with only minor additional energy expenses. However, a complex control problem arises from the combined effects of (1) the constrai…

Laboratory Scale Evaluation of the Slag Foaming Behavior Open

A. Pfeiffer, Kathrin Thiele, Gerald Wimmer, Johannes Schenk · 2024

Due to the ambitious climate targets of the European Union, one can expect that the electric arc furnace (EAF) will gain greater importance in the future of steelmaking. Since slag foaming is a decisive factor in an efficient process, unde…

Implementation of New Security Features in CMSWEB Kubernetes Cluster at CERN Open

Aamir Ali, Muhammad Ali Imran, Valentin Kuznetsov, Spyridon Trigazis, Aroosha Pervaiz , et al. · 2024

The CMSWEB cluster is pivotal to the activities of the Compact Muon Solenoid (CMS) experiment, as it hosts critical services required for the operational needs of the CMS experiment. The security of these services and the corresponding dat…

The Behavior of Direct Reduced Iron in the Electric Arc Furnace Hotspot Open

A. Pfeiffer, Daniel Ernst, Heng Zheng, Gerald Wimmer, Johannes Schenk · 2023

Hydrogen-based direct reduction is a promising technology for CO2 lean steelmaking. The electric arc furnace is the most relevant aggregate for processing direct reduced iron (DRI). As DRI is usually added into the arc, the behavior in thi…

Evaluation and Implementation of Various Persistent Storage Options for CMSWEB Services in Kubernetes Infrastructure at CERN Open

Muhammad Ali Imran, В. Е. Кузнецов, Panos Paparrigopoulos, Spyridon Trigazis, A. Pfeiffer · 2023

This paper summarizes the various storage options that we implemented for the CMSWEB cluster in Kubernetes infrastructure. All CMSWEB services require storage for logs, while some services also require storage for data. We also provide a f…

Implementation of a C Library of Kalman Filters for Application on Embedded Systems Open

Christina Schreppel, A. Pfeiffer, Julian Ruggaber, Jonathan Brembeck · 2022

Having knowledge about the states of a system is an important component in most control systems. However, an exact measurement of the states cannot always be provided because it is either not technically possible or only possible with a si…

Implementation of CMSWEB Services Deployment Procedures using HELM Open

Muhammad Ali Imran, Aroosha Pervaiz, В. Е. Кузнецов, Panos Paparrigopoulos, Spyridon Trigazis , et al. · 2022

The Compact Muon Solenoid (CMS) experiment heavily relies on the CMSWEB cluster to host critical services for its operational needs. Recently, CMSWEB cluster has been migrated from the VM cluster to the Kubernetes (k8s) cluster. The new cl…

Investigations on the Interaction Behavior between Direct Reduced Iron and Various Melts Open

A. Pfeiffer, Gerald Wimmer, Johannes Schenk · 2022

Since the European Union defined ambitious CO2 emission targets, low-carbon-emission alternatives to the widespread integrated blast furnace (BF)—basic oxygen furnace (BOF) steelmaking strategy—are demanded. Direct reduction (DR) with natu…

Metallurgical Coke Production with Biomass Additives: Study of Biocoke Properties for Blast Furnace and Submerged Arc Furnace Purposes Open

Oleg Bazaluk, Lina Kieush, Andrii Koveria, Johannes Schenk, A. Pfeiffer , et al. · 2022

Biocoke has the potential to reduce the fossil-based materials in metallurgical processes, along with mitigating anthropogenic CO2- and greenhouse gas (GHG) emissions. Reducing those emissions is possible by using bio-based carbon, which i…

Advanced Controller Development Based on eFMI with Applications to Automotive Vertical Dynamics Control Open

Johannes Ultsch, Julian Ruggaber, A. Pfeiffer, Christina Schreppel, Jakub Tobolář , et al. · 2021

High-level modeling languages facilitate system modeling and the development of control systems. This is mainly achieved by the automated handling of differential algebraic equations which describe the dynamics of the modeled systems acros…

eFMI: An open standard for physical models in embedded software Open

Oliver Lenord, Martin Otter, Christoff Bürger, Michael Hussmann, Pierre Le Bihan , et al. · 2021

This paper summarizes the final research results of the ITEA3 project EMPHYSIS (embedded systems with physical models in the production code software). Its core achievement is the new open eFMI Standard enabling automated workflows from hi…

Migration of CMSWEB cluster at CERN to Kubernetes: a comprehensive study Open

Muhammad Imran, Valentin Kuznetsov, Katarzyna Maria Dziedziniewicz-Wojcik, A. Pfeiffer, Panos Paparrigopoulos , et al. · 2021

ESCiMo / CCMI: future simulations scenario RCP6.0, SSTs/SICs from coupled HADGEM2-ES simulation and with interactive ocean, respectively. 1960-2100. Open

Patrick Jöckel, Holger Tost, Andrea Pozzer, Markus Kunze, Oliver Kirner , et al. · 2020

Project: Earth System Chemistry Integrated Modelling (ESCiMo) / Chemistry-Climate Modelling Initiative (CCMI) - The consortial project ESCiMo targets on coupled chemistry-climate-simulations using version 2.51 of the European Centre for Me…

VyPR2: A Framework for Runtime Verification of Python Web Services Open

Joshua Heneage Dawes, Giles Reger, Giovanni Franzoni, A. Pfeiffer, G. Govi · 2019

Runtime Verification (RV) is the process of checking whether a run of a system holds a given property. In order to perform such a check online, the algorithm used to monitor the property must induce minimal overhead. This paper focuses on …

A Conditions Data Management System for HEP Experiments Open

P. Laycock, Dave Dykstra, A. Formica, G. Govi, A. Pfeiffer , et al. · 2018

Conditions data infrastructure for both ATLAS and CMS have to deal with the management of several Terabytes of data. Distributed computing access to this data requires particular care and attention to manage request-rates of up to several …

Atmospheric Chemistry and Climate Open

R. Sausen, Sabine Brinkop, Björn Brötz, Duy Sinh Cai, Simone Dietmüller , et al. · 2018

Service-oriented Business Model-Framework - die Entwicklung von Geschäftsmodellen in digital transformierenden Ökosystemen am Beispiel der Elektromobilität Open

A. Pfeiffer, Mathias Jarke, Frank T. Piller · 2018

Not only since the introduction of digital technologies have the transformation and implementation of technological innovation presented companies with huge chances as well as challenges. Passing sector borders the market emergence of emob…

Monitoring of the infrastructure and services used to handle and automatically produce Alignment and Calibration conditions at CMS Open

Roland Sipos, G. Govi, G. Franzoni, Salvatore Di Guida, A. Pfeiffer · 2017

The Compact Muon Solenoid (CMS) experiment makes a vast use of alignment and calibration measurements in several crucial workflows in the event selection at the High Level Trigger (HLT), in the processing of the recorded collisions and in …

Issue Information Open

Jesse Roth, Martin Tilly, Brenda Dionisi, Rodolfo Adrada, Paolo Pozzilli , et al. · 2017

Aims and ScopeDiabetes/Metabolism Research and Reviews is an indispensable resource for clinicians and researchers working in the fields of diabetes, endocrinology, metabolism and obesity.Our reviews section provides the latest updates on …

Continuous and fast calibration of the CMS experiment: design of the automated workflows and operational experience Open

P Oramus, G. Cerminara, A. Pfeiffer, G. Franzoni, G. Govi , et al. · 2017

The exploitation of the full physics potential of the LHC experiments requires fast and efficient processing of the largest possible dataset with the most refined understanding of the detector conditions. To face this challenge, the CMS co…

Functional tests of a prototype for the CMS-ATLAS common non-event data handling framework Open

Roland Sipos, A. Formica, G. Franzoni, G. Govi, A. Pfeiffer · 2017

Since the 2014 the experiments ATLAS and CMS have started to share a common vision for the Condition Database infrastructure required for the forthcoming LHC runs. The large commonality in the use cases to be satisfied has allowed to agree…

A Web-based application for the collection, management and release of Alignment and Calibration configurations used in data processing at the Compact Muon Solenoid experiment Open

Audrius Mečionis, Salvatore Di Guida, G. Franzoni, M. Musich, G. Cerminara , et al. · 2017

The Compact Muon Solenoid (CMS) experiment makes a vast use of alignment and calibration measurements in several data processing workflows: in the High Level Trigger, in the processing of the recorded collisions and in the production of si…

Model-based Embedded Control using Rosenbrock Integration Methods Open

Hans Olsson, Sven Erik Mattsson, Martin Otter, A. Pfeiffer, Christoff Bûrger , et al. · 2017

Directly generating controller code from models is \nimportant for advanced model-based design. This \npaper describes how Dymola can generate embedded \nC-code from Modelica models, designed to be easy to \nembed, with care about minimal …

Short- and long-term fluctuations of stratospheric water vapor and ozone in CCMI simulations of EMAC Open

M. Dameris, Patrick Jöckel, Sabine Brinkop, Duy Sinh Cai, Simone Dietmüller , et al. · 2017

Proceedings of the 7th International Workshop on Very High Energy Particle Astronomy in 2014 (VHEPA2014) Open

H. Menjo, O. Adriani, E. Berti, L. Bonechi, M. Bongi , et al. · 2017

The LHCf experiment is an unique dedicated experiment for measurement of very forward particle production relevant to cosmic-ray air shower developments.The LHCf measured the spectra for forward photons, neutral pions and neutrons at √ s =…

Physics performance and fast turn around: the challenge of calibration and alignment at the CMS experiment during the LHC Run-II Open

Salvatore Di Guida, G. Cerminara, G. Franzoni, G. Govi, M. Musich , et al. · 2017

The CMS detector at the Large Hadron Collider (LHC) is a very complex apparatus with more than 70 million acquisition channels. To exploit its full physics potential, a very careful calibra- tion of the various components, together with an…

Issue Information Open

Jesse Roth, Martin Tilly, Brenda Dionisi, Rodolfo Adrada, Paolo Pozzilli , et al. · 2017

Aims and ScopeDiabetes/Metabolism Research and Reviews is an indispensable resource for clinicians and researchers working in the fields of diabetes, endocrinology, metabolism and obesity.Our reviews section provides the latest updates on …

Service-oriented Business Model Framework - A Service-dominant Logic based Approach for Business Modeling in the Digital Era Open

A. Pfeiffer, Karl-Heinz Krempels, Matthias Jarke · 2017

The business model (BM) concept has been described as an intermediating tool for managing the transition from technology’s potential value into market outcomes. Unfortunately, current business modeling methodologies do not meet specific ne…

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