Abstract: Various example embodiments for supporting services within a distributed cloud network are configured to support capabilities for solving a cloud service distribution problem for a set of services to be deployed within a distributed cloud network in order to determine the placement of service functions of the services within the cloud network, the routing of service flows of the services through the appropriate service functions of the services within the cloud network, and the associated allocation of cloud and network resources that support the deployment and routing of the services within the cloud network. Various example embodiments for supporting services within a distributed cloud network are configured to support capabilities for solving a cloud service distribution problem for a set of services to be deployed within a distributed cloud network in a manner for reducing or even minimizing the overall cloud network cost in the distributed cloud network.

Abstract: Various example embodiments for supporting services within a distributed cloud network are configured to support capabilities for solving a cloud service distribution problem for a set of services to be deployed within a distributed cloud network in order to determine the placement of service functions of the services within the cloud network, the routing of service flows of the services through the appropriate service functions of the services within the cloud network, and the associated allocation of cloud and network resources that support the deployment and routing of the services within the cloud network. Various example embodiments for supporting services within a distributed cloud network are configured to support capabilities for solving a cloud service distribution problem for a set of services to be deployed within a distributed cloud network in a manner for reducing or even minimizing the overall cloud network cost in the distributed cloud network.

Abstract: A capability for determining a distribution of a cloud service within a cloud environment is presented. The distribution of the cloud service within the cloud environment may specify a placement of information objects and cloud service virtual functions of the cloud service within the cloud environment. The distribution of the cloud service within the cloud environment may be determined based on a graph-based representation of the cloud service in which nodes of the graph represent the information objects of the cloud service and edges between the nodes of the graph represent the cloud service virtual functions of the cloud service and based on a graph-based representation of the cloud environment in which nodes of the graph represent locations or elements of the cloud environment and edges between the nodes of the graph represent the interconnections between the locations or elements of the cloud environment.

Abstract: At least one example embodiment provides a method for transmitting data files in a network. The method may include receiving requests from destination devices for packets of the data files. The method may include constructing a conflict graph such that each packet requested by each destination device is represented by a distinct vertex in a plurality of vertices of the conflict graph. The method may include coloring the plurality of vertices of the conflict graph according to a coloring scheme. The method may include performing a first encoding operation on the requested packets based on the coloring to generate first encoded data. The method may include performing a second encoding operation on the first encoded data to generate second encoded data. The method may include sending the second encoded data.

Abstract: This disclosure generally discloses a service function virtualization capability configured to support virtualization of a service within a distributed cloud network. Various embodiments of the service function virtualization capability provide a set of fast approximation algorithms configured to solve the cloud service distribution problem in order to determine the placement of service functions of a service within a cloud network, the routing of service flows through the appropriate service functions of the service within the cloud network, and the associated allocation of cloud and network resources that satisfy client demands with reduced or even minimum overall cloud network cost in the distributed cloud network.

Abstract: A method of reducing a number of signals that are output for processing by an antenna array and the antenna array are disclosed. The method comprises: receiving signals at a plurality of antenna elements from at least one user equipment; transforming the signals to at least one different domain to generate sparse signals; combining at least some of the signals to form a reduced number of signals; and outputting the reduced number of sparse signals to signal processing circuitry.

Abstract: A method for caching in a network includes determining popularities for a plurality of data files based on requests for the plurality of data files. The method includes sending random packets of the plurality of data files to at least one destination based on the popularities. The method may include ranking the plurality of data files from a most popular data file to a least popular data file using the determined popularities. The method may include selecting, for each data file, a number of random packets based on the ranking, wherein the sending sends the selected number of random packets for each data file.

Abstract: According to at least one example embodiment, a method for transmitting data files in a network includes receiving requests from user devices for packets of the data files. The method includes constructing a conflict graph such that each packet requested by each user device is represented by a distinct vertex in a plurality of vertices of the conflict graph, the constructing being based on which of the plurality of vertices represent a same requested packet and which requested packets are stored in caches belonging to the user devices. The method includes coloring the plurality of vertices of the conflict graph to label the requested packets. The method includes combining the packets represented by vertices having a same color. The method includes sending the combined packets.

Abstract: A method for transmitting data files in a network includes receiving requests from destination devices for packets of the data files. The method includes constructing a conflict graph such that (i) each packet requested by each destination device is represented by a distinct vertex in a plurality of vertices of the conflict graph, (ii) the plurality of vertices are associated with the destination devices, and (iii) links are created between the plurality of vertices based on which of the plurality of vertices represent a same requested packet and which requested packets are stored in caches belonging to destination devices. The method includes assigning the plurality of vertices to groups based on the links. The method includes coloring the plurality of vertices based on the assigning. The method includes combining the packets represented by vertices having a same color. The method includes sending the combined packets.

Abstract: A method for transmitting data files in a network includes receiving requests from destination devices for packets of the data files. The method includes constructing a conflict graph such that each packet requested by each destination device is represented by a distinct vertex in a plurality of vertices of the conflict graph, the plurality of vertices being associated with the destination devices. The method includes assigning labels to the plurality of vertices. The method includes assigning levels to the plurality of vertices. The method includes ordering the plurality of vertices from vertices having a highest level to vertices having a lowest level. The method includes coloring the plurality of vertices based on the ordering. The method includes combining the packets represented by vertices in the plurality of vertices having a same color. The method includes sending the combined packets.

Abstract: At least one example embodiment provides a method for transmitting data files in a network. The method may include receiving requests from destination devices for packets of the data files. The method may include constructing a conflict graph such that each packet requested by each destination device is represented by a distinct vertex in a plurality of vertices of the conflict graph. The method may include coloring the plurality of vertices of the conflict graph according to a coloring scheme. The method may include performing a first encoding operation on the requested packets based on the coloring to generate first encoded data. The method may include performing a second encoding operation on the first encoded data to generate second encoded data. The method may include sending the second encoded data.

Abstract: A capability for determining a distribution of a cloud service within a cloud environment is presented. The distribution of the cloud service within the cloud environment may specify a placement of information objects and cloud service virtual functions of the cloud service within the cloud environment. The distribution of the cloud service within the cloud environment may be determined based on a graph-based representation of the cloud service in which nodes of the graph represent the information objects of the cloud service and edges between the nodes of the graph represent the cloud service virtual functions of the cloud service and based on a graph-based representation of the cloud environment in which nodes of the graph represent locations or elements of the cloud environment and edges between the nodes of the graph represent the interconnections between the locations or elements of the cloud environment.

Abstract: At least one example embodiment discloses a method of determining crosstalk for a joining line in a communication system having a plurality of current active lines. The method includes obtaining a number of disturber lines among the plurality of current active lines, the number of disturber lines being less than a number of the plurality of current active lines, obtaining a pilot matrix, a first dimension of the pilot matrix being based on the number of disturber lines, the pilot matrix representing a sequence of pilots to be transmitted across the plurality of current active lines and the joining line, the first dimension being a number of time instances, the number of time instances being less than the number of the plurality of active lines and determining a crosstalk coupling vector for the joining line based on the pilot matrix.

Abstract: At least one example embodiment discloses a method of determining crosstalk for a joining line in a communication system having a plurality of current active lines. The method includes obtaining a number of disturber lines among the plurality of current active lines, the number of disturber lines being less than a number of the plurality of current active lines, obtaining a pilot matrix, a first dimension of the pilot matrix being based on the number of disturber lines, the pilot matrix representing a sequence of pilots to be transmitted across the plurality of current active lines and the joining line, the first dimension being a number of time instances, the number of time instances being less than the number of the plurality of active lines and determining a crosstalk coupling vector for the joining line based on the pilot matrix.

Abstract: Example embodiments are directed toward a system and a method for downlink scheduling in a multi-user, multiple-input and multiple-output (MU-MIMO) network with a central controller employing a scheduling scheme pre-selecting user equipment according to probabilities obtained from a large-system analysis. Only pre-selected user equipment is requested to feedback channel state information, thereby reducing cluster interference and increasing throughput while greatly reducing the required feedback channel state information generally required to schedule transmissions.

Abstract: A method for managing information in a network includes identifying a first network entity storing a requested object, receiving the object from the first network entity, and storing the object in a storage area based on a parameter. The storage area is coupled to a second network entity which received the request and the object from the first network entity, and the parameter is indicative of an amount of energy for the second network entity to receive the object from the first network entity.

Abstract: A method for transmitting data files in a network includes receiving requests from destination devices for packets of the data files. The method includes constructing a conflict graph such that each packet requested by each destination device is represented by a distinct vertex in a plurality of vertices of the conflict graph, the plurality of vertices being associated with the destination devices. The method includes assigning labels to the plurality of vertices. The method includes assigning levels to the plurality of vertices. The method includes ordering the plurality of vertices from vertices having a highest level to vertices having a lowest level. The method includes coloring the plurality of vertices based on the ordering. The method includes combining the packets represented by vertices in the plurality of vertices having a same color. The method includes sending the combined packets.

Abstract: According to at least one example embodiment, a method for transmitting data files in a network includes receiving requests from user devices for packets of the data files. The method includes constructing a conflict graph such that each packet requested by each user device is represented by a distinct vertex in a plurality of vertices of the conflict graph, the constructing being based on which of the plurality of vertices represent a same requested packet and which requested packets are stored in caches belonging to the user devices. The method includes coloring the plurality of vertices of the conflict graph to label the requested packets. The method includes combining the packets represented by vertices having a same color. The method includes sending the combined packets.

Abstract: A method for caching in a network includes determining popularities for a plurality of data files based on requests for the plurality of data files. The method includes sending random packets of the plurality of data files to at least one destination based on the popularities. The method may include ranking the plurality of data files from a most popular data file to a least popular data file using the determined popularities. The method may include selecting, for each data file, a number of random packets based on the ranking, wherein the sending sends the selected number of random packets for each data file.

Abstract: A method for transmitting data files in a network includes receiving requests from destination devices for packets of the data files. The method includes constructing a conflict graph such that (i) each packet requested by each destination device is represented by a distinct vertex in a plurality of vertices of the conflict graph, (ii) the plurality of vertices are associated with the destination devices, and (iii) links are created between the plurality of vertices based on which of the plurality of vertices represent a same requested packet and which requested packets are stored in caches belonging to destination devices. The method includes assigning the plurality of vertices to groups based on the links. The method includes coloring the plurality of vertices based on the assigning. The method includes combining the packets represented by vertices having a same color. The method includes sending the combined packets.