Publications associées à Breach of contract

Performance Contracts for Software Network Functions

George Candea, Solal Vincenzo Pirelli, Rishabh Ramesh Iyer, Aikaterini Argyraki, Arseniy Zaostrovnykh, Luis David Figueiredo Mascarenhas Moreira Pedrosa

Software network functions (NFs), or middleboxes, promise flexibility and easy deployment of network services but face the serious challenge of unexpected performance behaviour. We propose the notion of a performance contract, a construct formulated in ter ...

USENIX ASSOC2019

SLA: to Sign or Not to Sign

Gil Regev, Alain Wegmann, Gorica Tapandjieva Sekulovska

We present our experience of a three-week fieldwork in the form of a contextual inquiry with a service manager at the EPFL IT department. During these three weeks, we encounter a refusal of a user committee to sign a service-level agreement (SLA). We descr ...

CEUR Workshop Proceedings2016

Financing rail infrastructure by multi-annual performance contracts : a case-based evaluation

Dagny Anne Greinus

After decades of public or private vertically integrated monopolies, the organisation of the European railway sector was re-structured. The European Commission has been seeking to improve the efficiency of the railways to strengthen the position of railway ...

EPFL2016

Valuing quantity flexibility under supply chain disintermediation risk

Isik Bicer

We consider a supply chain with one supplier and one retailer in which the parties develop a quantity flexibility contract to specify the conditions of procurement activities. The contract allows the retailer to adjust the initial order quantity after the ...

Elsevier Science Bv2016

Virtual X-ray Reading (VXR) of Ancient Administrative Handwritten Documents

Giorgio Margaritondo, Frédéric Kaplan, Fauzia Albertin, Marco Stampanoni

The study of ancient documents is too often confined to specimens of high artistic value or to official writings. Yet, a wealth of information is often stored in administrative records such as ship records, notary papers, work contract, tax declaration, co ...

2014

The challenges of regulating the drinking water sector: lessons from Mozambique

Matthias Finger, Patricia Alves Luis Manso

Private sector participation and liberalisation call for a greater and more efficient role for sector‐specific regulation. This necessitates a balanced and stable institutional regulatory framework to accommodate both public intervention and market dynamic ...

2007

Validation of Visual Contracts for Services

Alain Wegmann, Lam Son Lê, José Diego de la Cruz Garcia

Visual modeling languages have specialized diagrams to represent behavior and concepts. This diagram specialization has drawbacks like the dif-ficulty to represent the effects of actions. We claim that visual contracts can de-scribe actions in a more compl ...

2006

OCL and Graph-Transformations – A Symbiotic Alliance to Alleviate the Frame Problem

Many popular methodologies are influenced by Design by Contract. They recommend to specify the intended behavior of operations in an early phase of the software development life cycle. Formal contract specification languages, however, are still rarely used ...

2006

OCL and Graph-Transformations – A Symbiotic Alliance to Alleviate the Frame Problem

Many popular methodologies are influenced by Design by Contract. They recommend to specify the intended behavior of operations in an early phase of the software development life cycle. In practice, software developers use most often natural language to des ...

2005