/[fenfire]/journals/plans/SA_2003.rst
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revision 1.137 by jvk, Wed May 14 12:12:04 2003 UTC revision 1.138 by hemppah, Wed May 14 12:12:41 2003 UTC
# Line 79  The Fenfire project Line 79  The Fenfire project
79    
80      \normalsize      \normalsize
81    
 The Fenfire project is a free software effort. Mostly the source  
 code is licensed under LGPL, but most valuable innovations are  
 licenced under GPL license. If we ever acquire patents, we shall  
 make a worldwide irrevocable license grant for use in GPL software.  
 All source code is available from the Savannah's CVS server  
 (http://www.nongnu.org).  
   
82  The Fenfire project is a free software research effort to build  The Fenfire project is a free software research effort to build
83  a location transparent, hyperstructured computer operating  a location transparent, hyperstructured computer operating
84  environment.  environment.
# Line 598  $O(n^{2})$, where $n$ is the number of p Line 591  $O(n^{2})$, where $n$ is the number of p
591  is constructed deterministically, which all participating peers have to follow; the topology of the  is constructed deterministically, which all participating peers have to follow; the topology of the
592  overlay and the placement of services is controlled tightly. This feafure provides $O(\log{n})$  overlay and the placement of services is controlled tightly. This feafure provides $O(\log{n})$
593  resource discovery efficiency and the number of packets grow with $O(\log{n})$. However,  resource discovery efficiency and the number of packets grow with $O(\log{n})$. However,
594  the tightly structured approach may not be reliable in highly adverse conditions, such as  the tightly structured approach may not be reliable in highly adverse conditions and the
595  sudded network partition or wide hostile attack. Thus, either of the approches do not support  performance may suffers (e.g., sudden network partition or hostile attack).
596  *both* adaptable and efficient resource discovery in peer-to-peer environment.  Thus, either of the approches do not support efficient resource discovery in
597    peer-to-peer environment in *adverse* conditions.
598  In our research, we focus on developing algorithms which are both adaptable and efficient in highly  
599  adverse conditions. Specifically, we study if we can combine the adaptivity of the loosely  In our research, we study mathematical models which can be used for analyzing the impacts of adverse
600  structured approach with the efficiently of the tightly structured approach. We also examine  events both in the loosely and tightly structured systems. Currently such impacts are not well known and mathematical
601  how well distributed resource discovery algorithms can be made to endurate hostile attacks  framework could help researchers to understand these events and effects better. Also, we
602  in Peer-to-Peer enviroment.  study algorithms which provide $O(1)$ efficiency in Peer-to-Peer environment. In this case,
603    our focus is to investigate how well these algorithms outperform in highly adverse conditions.
604    
 - is it possible to achieve logarithmical efficiency with Gnutella-like overlay (extreme ad hoc) ?  
 - is it possible to improve the adaptivity of tightly structured systems without losing performance  
   / increasing node's load (gnutella's ad hoc)  
 - is it possible to develop efficient algorithms which are resilient in adverse conditions ?  
         - is it possible to develop algorihtms which provide O(1) efficiency and which are  
           resilient in adverse conditions ?  
 - is it possible to develop working security infrastructure in a P2P environment ?  
         - is it possible to identify entity trustworthy in P2P environement (i.e. the Sybil attack)  
 - is ideology behind tightly structured systems suitable for ad hoc enviroment (deterministic mapping  
   (of overlay and items) ?  
605        
606  Research schedule  Research schedule
607  -----------------  -----------------
# Line 640  skills. Line 623  skills.
623    
624        
625  .. - ethical questions or data protection problems of the research    .. - ethical questions or data protection problems of the research  
626                
627      
628    The Fenfire project is a free software effort. Mostly the source
629    code is licensed under LGPL, but most valuable innovations are
630    licenced under GPL license. If we ever acquire patents, we shall
631    make a worldwide irrevocable license grant for use in GPL software.
632    All source code is available from the Savannah's CVS server
633    (http://www.nongnu.org).
634    
635              
636  .. raw:: latex  .. raw:: latex
637    
638    \begin{table}[h]    \begin{table}[h]

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