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The top-nodes algorithm is an algorithm for managing a resource reservation calendar. The algorithm has been first published in 2003, and has been improved
Top-nodes_algorithm
Node ordering for directed acyclic graphs
other nodes that depend on n (all descendants of n in the graph). Specifically, when the algorithm adds node n, we are guaranteed that all nodes that depend
Topological_sorting
common ancestors algorithm: computes lowest common ancestors for pairs of nodes in a tree Topological sort: finds linear order of nodes (e.g. jobs) based
List_of_algorithms
Algorithm to search the nodes of a graph
is an algorithm for searching a tree data structure for a node that satisfies a given property. It starts at the tree root and explores all nodes at the
Breadth-first_search
Technique to compress data
{\displaystyle n} . A node can be either a leaf node or an internal node. Initially, all nodes are leaf nodes, which contain the symbol itself, the weight
Huffman_coding
Automated methods for the creation of mazes
representing possible wall sites and the nodes representing cells. The purpose of the maze generation algorithm can then be considered to be making a subgraph
Maze_generation_algorithm
Device or point within a network capable of creating, receiving, or transmitting data
use virtual nodes so that the system is not oblivious to the heterogeneity of the nodes. This issue is addressed with special algorithms, like consistent
Node_(networking)
Capacity control on a communications network
manner. Constraint-based Routing Label Distribution Protocol (CR-LDP) Top-nodes algorithm Traffic classification - categorising traffic according to some policy
Bandwidth_management
Abstract data type in computer science
algorithms can use this kind of priority queue. Dijkstra's algorithm for example can not work on several nodes at once. The algorithm takes the node with
Priority_queue
Sorting algorithm using the heap data structure
efficient, comparison-based sorting algorithm that reorganizes an input array into a heap (a data structure where each node is greater than its children) and
Heapsort
Linked node hierarchical data structure
cannot be represented by relationships between neighboring nodes (parent and children nodes of a node under consideration, if they exist) in a single straight
Tree_(abstract_data_type)
Pattern matching algorithm
The Rete algorithm provides the basis for a more efficient implementation. A Rete-based expert system builds a network of nodes, where each node (except
Rete_algorithm
Computational problem of graph theory
can be solved using Yen's algorithm to find the lengths of all shortest paths from a fixed node to all other nodes in an n-node non negative-distance network
K_shortest_path_routing
Tool for analyzing divide-and-conquer algorithms
work done by the entire algorithm is the sum of the work performed by all the nodes in the tree. The runtime of an algorithm such as the p above on an
Master theorem (analysis of algorithms)
Master_theorem_(analysis_of_algorithms)
Community detection algorithm
shortest paths between pairs of nodes that run along it. If there is more than one shortest path between a pair of nodes, each path is assigned equal weight
Girvan–Newman_algorithm
Algorithm for making decision trees
C4.5 is an algorithm used to generate a decision tree developed by Ross Quinlan. C4.5 is an extension of Quinlan's earlier ID3 algorithm. The decision
C4.5_algorithm
Data compression technique
strategy is to grow the tree until each node contains a small number of instances then use pruning to remove nodes that do not provide additional information
Decision_tree_pruning
Data structures used in spatial indexing
most of the nodes in the tree are never read during a search. Like B-trees, R-trees are suitable for large data sets and databases, where nodes can be paged
R-tree
Sequence merge algorithm in computer science
element. A simple algorithm builds an output buffer with nodes from the heap. Start by building a min-heap of nodes, where each node consists of a head
K-way_merge_algorithm
In applied mathematics, a technique to find the shortest path
counter for each node that is incremented each time a neighboring vertex is contracted. Nodes with lower counters are then preferred to nodes with higher counters
Contraction_hierarchies
Optimization algorithm
from a starting node. Different choices for next nodes and starting nodes are used in related algorithms. Although more advanced algorithms such as simulated
Hill_climbing
Decentralized distributed system with lookup service
the overlay network for sending a message to all nodes, or a subset of nodes, in a DHT. These algorithms are used by applications to do overlay multicast
Distributed_hash_table
Algorithm
the A* search algorithm. The algorithm stores intervals for nodes of the tree as opposed to single point-valued estimates. Then, leaf nodes of the tree
B*
Divide and conquer sorting algorithm
sort algorithm which uses a small fixed size array of references to nodes, where array[i] is either a reference to a list of size 2i or nil. node is a
Merge_sort
node routing is a static approach that requires pre-processing of pair-wise distances between important nodes in the graph (see below how those nodes
Transit_node_routing
Algorithm
responsible_nodes: list[Node] = [wrh.determine_responsible_node( nodes, f"key: {key}").name for key in range(45_000)] print(Counter(responsible_nodes)) # prints:
Rendezvous_hashing
given node at a given distance from the root of the tree. More precisely, let T be a rooted tree with n nodes, and let v be an arbitrary node of T. The
Level_ancestor_problem
Self-balancing binary search tree data structure
algorithm in just 33 lines, significantly shortening his original 46 lines of code. The black depth of a node is defined as the number of black nodes
Red–black_tree
Optimization by removing non-optimal solutions to subproblems
yield a depth-first algorithm. A best-first branch-and-bound algorithm can be obtained by using a priority queue that sorts nodes on their lower bounds
Branch_and_bound
Tree-based computer data structure
greater than a2. Internal nodes Internal nodes (also known as inner nodes) are all nodes except for leaf nodes and the root node. They are usually represented
B-tree
Scale-free network generation algorithm
scale-free and certainly contain few nodes (called hubs) with unusually high degree as compared to the other nodes of the network. The BA model tries to
Barabási–Albert_model
Data structure
the tree, using white nodes, then remove a small set of "exceptions" in a space-efficient manner by inserting them using black nodes. The HAT-trie is a cache-conscious
Radix_tree
Hash based data structure
through node lookups. Kademlia nodes communicate among themselves using UDP. A virtual or overlay network is formed by the participant nodes. Each node is
Kademlia
Search algorithm
outlined below. Like Dijkstra's algorithm and A*, D* maintains a list of nodes to be evaluated, known as the "OPEN list". Nodes are marked as having one of
D*
Computer science data structure
binary tree, it has the smallest possible height—a heap with N nodes and a branches for each node always has loga N height. Note that, as shown in the graphic
Heap_(data_structure)
query variable the nodes containing that variable form a connected subtree. After rooting the join tree arbitrarily, the algorithm keeps one working relation
Yannakakis_algorithm
Algorithm used by Google Search to rank web pages
PageRank results from a mathematical algorithm based on the Webgraph, created by all World Wide Web pages as nodes and hyperlinks as edges, taking into
PageRank
Variant of heap data structure
A[largest] Max-Heapify(A, largest) For the above algorithm to correctly re-heapify the array, no nodes besides the node at index i and its two direct children can
Binary_heap
Machine learning algorithm
learning algorithms are based on heuristics such as the greedy algorithm where locally optimal decisions are made at each node. Such algorithms cannot guarantee
Decision_tree_learning
Projection of data onto lower-dimensional manifolds
a node on the graph and connectivity between nodes is governed by the proximity of neighboring points (using e.g. the k-nearest neighbor algorithm). The
Nonlinear dimensionality reduction
Nonlinear_dimensionality_reduction
Data structure for storing non-overlapping sets
the node or a sentinel value. Each tree represents a set stored in the forest, with the members of the set being the nodes in the tree. Root nodes provide
Disjoint-set_data_structure
Type of algorithm, produces approximately correct solutions
remaining cost to reach the goal. Greedy Best-First Search: This algorithm expands the node that is closest to the goal based solely on the heuristic function
Heuristic_(computer_science)
Self-balancing binary search tree
of nodes in the tree. As a read-only operation the traversal of an AVL tree functions the same way as on any other binary tree. Exploring all n nodes of
AVL_tree
Limited form of tree data structure
the root node. The number of null links (i.e., absent children of the nodes) in a binary tree of n nodes is (n + 1). The number of internal nodes in a complete
Binary_tree
Computer science transaction algorithm
considered the root ("top") of a communication tree (inverted tree), while the participants are the other nodes. The coordinator can be the node that originated
Two-phase_commit_protocol
Algorithm for construction of suffix trees
science, Ukkonen's algorithm is a linear-time, online algorithm for constructing suffix trees, proposed by Esko Ukkonen in 1995. The algorithm begins with an
Ukkonen's_algorithm
Type of parallel computing architecture of tightly coupled nodes
network of tightly coupled data processing units (DPUs) called cells or nodes. Each node or DPU independently computes a partial result as a function of the
Systolic_array
Search tree data structure
Tries are composed of nodes that contain links, which either point to other suffix child nodes or null. As for every tree, each node except the root is pointed
Trie
Independent set which is not a subset of any other independent set
components, each with 2 nodes. The degree of all nodes is 1, so each node is selected with probability 1/2, and with probability 1/4 both nodes in a component
Maximal_independent_set
Particular way of storing and organizing data in a computer
consists of nodes connected by edges, with one node being the root and all other nodes forming subtrees. Trees are widely used in various algorithms and data
Data_structure
Graphics structure
All geometric objects, which form the leaf nodes of the tree, are wrapped in bounding volumes. These nodes are then grouped as small sets and enclosed
Bounding_volume_hierarchy
Data structure in computer science
size. The algorithm is highly memory efficient because the tree's size can be limited. The bottom level of the octree consists of leaf nodes that accrue
Octree
Data structure
edges of the original tree T and the leaf nodes of the top tree ℜ {\displaystyle \Re } and each internal node of ℜ {\displaystyle \Re } represents a cluster
Top_tree
tree algorithms are a class of algorithms for self-balancing binary search trees. This framework aims at designing highly-parallelized algorithms for various
Join-based_tree_algorithms
Computational problem of graph theory
problem in algorithmic graph theory is the shortest path problem. Hereby, the problem of finding the shortest path between every pair of nodes is known
Parallel all-pairs shortest path algorithm
Parallel_all-pairs_shortest_path_algorithm
Algorithm for parsing context-free languages
In computer science, the Earley parser is an algorithm for parsing strings that belong to a given context-free language. Named after its inventor Jay
Earley_parser
Data structure with nodes pointing to the next node
removal of nodes at arbitrary positions. A drawback of linked lists is that data access time is linear with respect to the number of nodes in the list
Linked_list
Automated method for solving mazes
with n {\displaystyle n} nodes and depth D {\displaystyle D} , with k {\displaystyle k} robots, the current-best algorithm is in O ( n k + k D ) {\displaystyle
Maze-solving_algorithm
Mathematical puzzle game
puzzle with n disks, there are 3n nodes in the graph; every node has three edges to other nodes, except the three corner nodes, which have two: it is always
Tower_of_Hanoi
Tree searching strategy
shallowest goal. Since it visits all the nodes in the search tree down to depth d {\displaystyle d} before visiting any nodes at depth d + 1 {\displaystyle d+1}
Iterative deepening depth-first search
Iterative_deepening_depth-first_search
Clustering method used in network science
clustering algorithm used in network science named after the whispering game also known as Telephone. The algorithm identifies communities of nodes or links
Chinese whispers (clustering method)
Chinese_whispers_(clustering_method)
iPad app for browsing Wikipedia
site. Node view – divides Wikipedia articles into sections, and links articles to related articles, similar to mind mapping. The user can drag nodes, taps
WikiNodes
Use of functions that call themselves
step, namely "check valid then recurse", as in considering leaf nodes rather than Null nodes as base cases in a tree. Because short-circuiting has a more
Recursion_(computer_science)
Link analysis algorithm for webpages
nodes that are considered to be authorities on the subject. The Hub score and Authority score for a node is calculated with the following algorithm:
HITS_algorithm
Self-balancing binary search tree
WAVL tree consists of a collection of nodes, of two types: internal nodes and external nodes. An internal node stores a data item, and is linked to its
WAVL_tree
Mesh network discovery and routing protocol
node select a parent. The parent is a neighbor node that is the next best step to the most other nodes. This method creates a hierarchy around nodes that
Order_One_Network_Protocol
Programming concept
lock-free algorithm containing code of the form Node* currentNode = this->head; // assume the load from "this->head" is atomic Node* nextNode = currentNode->next;
Hazard_pointer
NP-hard problem in combinatorial optimization
original nodes and no edge directly links ghost nodes. The weight −w of the "ghost" edges linking the ghost nodes to the corresponding original nodes must
Travelling_salesman_problem
Sorting algorithm
Powersort is an adaptive sorting algorithm designed to optimally exploit existing order in the input data with minimal overhead. Since version 3.11, Powersort
Powersort
Concept in computer science
use a system of validating nodes to validate the ledger. This system used by Ripple, called Ripple Protocol Consensus Algorithm (RPCA), works in rounds:
Consensus_(computer_science)
Mathematical model used by graph-oriented databases
and node of the graph π : κ → V {\displaystyle \pi \colon \kappa \to V} is a partial function, providing values for the properties of the nodes and the
Property_graph
Heuristic search algorithm
science, beam search is a heuristic search algorithm that explores a graph by expanding the most promising node in a limited set. Beam search is a modification
Beam_search
Algorithm for the minimization of Boolean functions
The Quine–McCluskey algorithm (QMC), also known as the method of prime implicants or the tabulation method, is a method used for minimization of Boolean
Quine–McCluskey_algorithm
Algorithms which recursively solve subproblems
In computer science, divide and conquer is an algorithm design paradigm. A divide-and-conquer algorithm recursively breaks down a problem into two or
Divide-and-conquer_algorithm
If there are no more unvisited nodes at the current depth, nodes at a higher depth are traversed. Eventually, every node of the graph has been visited
External memory graph traversal
External_memory_graph_traversal
Kind of distributed data structure
in the set of nodes. If the key is not contained in the set of nodes the largest value less than the search key is returned. Each node in a list has the
Skip_graph
Decentralized type of wireless network
access points. Instead, each node participates in routing by forwarding data for other nodes. The determination of which nodes forward data is made dynamically
Wireless_ad_hoc_network
faces. In a nutshell, Feather's algorithm goes like this: any 3-color solutions (in phase 1) that arise from the nodes being generated are then (in phase
Optimal solutions for the Rubik's Cube
Optimal_solutions_for_the_Rubik's_Cube
Simple sorting algorithm using comparisons
become fully sorted. The algorithm, which is a comparison sort, is named for the way the larger elements "bubble" up to the top of the list. It performs
Bubble_sort
Concurrent data structure
Treiber's algorithm * * @author Brian Goetz and Tim Peierls */ @ThreadSafe public class ConcurrentStack <E> { AtomicReference<Node<E>> top = new
Treiber_stack
Computer science pathfinding concept
state. The search algorithm uses the admissible heuristic to find an estimated optimal path to the goal state from the current node. For example, in A*
Admissible_heuristic
Metric used to rank web pages
highlights very well known and popular nodes, the CheiRank highlights very communicative nodes. Top PageRank and CheiRank nodes have certain analogy to authorities
CheiRank
Self-adjusting binary search tree
root. By performing a splay operation on the node of interest after every access, the recently accessed nodes are kept near the root and the tree remains
Splay_tree
Linear error correcting code
which variable nodes are updated with the newest available check-node information. The intuition behind these algorithms is that variable nodes whose values
Low-density_parity-check_code
Kind of binary decision diagram
rooted, directed, acyclic graph, which consists of several decision nodes and terminal nodes. In 1993, Shin-ichi Minato from Japan modified Randal Bryant's
Zero-suppressed decision diagram
Zero-suppressed_decision_diagram
Binary tree derived from a sequence of numbers
The left children of nodes from the left tree and right children of nodes from the right tree remain unchanged. The algorithm is parallelizable since
Cartesian_tree
Programming collective communication
are relatively more leave nodes than inner nodes. Basic Idea of this algorithm is to make a leaf node of tree A be an inner node of tree B. It has also the
Broadcast_(parallel_pattern)
Leader election algorithm
categories of nodes: Sources: nodes with outgoing nodes, but no incoming nodes. These are the least nodes in each neighborhood. Intermediate nodes: nodes with
Yo-yo_(algorithm)
Machine learning technique
observations in trees' terminal nodes. It is used in the tree building process by ignoring any splits that lead to nodes containing fewer than this number
Gradient_boosting
Class of artificial neural networks
their nodes, GNN architectures are commonly designed to be permutation equivariant: reordering the nodes in the input reorders the corresponding node representations
Graph_neural_network
Optimization algorithm for artificial neural networks
For the basic case of a feedforward network, where nodes in each layer are connected only to nodes in the immediate next layer (without skipping any layers)
Backpropagation
Space partitioning data structure
ball tree nearest-neighbor algorithm examines nodes in depth-first order, starting at the root. During the search, the algorithm maintains a max-first priority
Ball_tree
Interconnection network are used to connect nodes, where nodes can be a single processor or group of processors, to other nodes. Interconnection networks can be
Multistage interconnection networks
Multistage_interconnection_networks
variables Nodes, Incoming, Now, and Next. The set Nodes stores the set of nodes in the graph. The map Incoming maps each node of Nodes to a subset of Nodes ∪
Linear temporal logic to Büchi automaton
Linear_temporal_logic_to_Büchi_automaton
Open source distributed database management system
incoming requests along with computations. Server nodes are also known as data nodes. Client nodes are connection points from applications and services
Apache_Ignite
Parser algorithm for languages
various nodes), rather than a tree. Recognition using the GLR algorithm has the same worst-case time complexity as the CYK algorithm and Earley algorithm: O(n3)
GLR_parser
Biological theory of intelligence
A Bayesian belief revision algorithm is used to propagate feed-forward and feedback beliefs from child to parent nodes and vice versa. However, the
Hierarchical_temporal_memory
Data structure in computer science
of 3-nodes and 4-nodes, although this correspondence is not one-to-one. Left-leaning red–black trees restrict red–black trees by forbidding nodes with
2–3–4_tree
Mathematical tree on concentric circles
root. The first level is a special case because all the nodes have the same parent. The nodes for level 1 can be distributed evenly, or weighted depending
Radial_tree
Nonlinear dimensionality reduction method
weights along the shortest path between two nodes (computed using Dijkstra's algorithm, for example). The top n eigenvectors of the geodesic distance matrix
Isomap
TOP NODES-ALGORITHM
TOP NODES-ALGORITHM
Surname or Lastname
Catalan and Southern French (Rodés)
Catalan and Southern French (Rodés) : habitational name from any of several places named Rodés, mainly those in El Pallars and El Conflent districts, in northern Catalonia. This has the same origin as Occitan Rodés (Rodez in French), in Avairon department (southern France), which is first recorded in the 6th century in the Latin form Rutensis, apparently from the name of the Gaulish tribal name Ruteni.Catalan : variant of Roda, from Catalan rodes, the plural of roda ‘wheel’.English : variant of Rhodes.
Surname or Lastname
English
English : from the Old English byname Topp meaning ‘tuft’, ‘crest’, or the cognate Old Norse Toppr.German : from Low German topp ‘point’, ‘tree top’, hence a topographic name; or alternatively a metonymic occupational name or nickname from the same word in the sense ‘braid’.German : variant of Dopp.Jewish (Ashkenazic) : variant spelling of Top.
Girl/Female
Tamil
Musical notes
Male
English
Variant spelling of English Todd, TOD means "fox."
Male
English
Short form of English Thomas, TOM means "twin."
Boy/Male
Tamil
Musical notes
Boy/Male
English
Lives near the crucifix.
Male
Finnish
Short form of Finnish Topias, TOPI means "God is good."
Male
Scandinavian
 Scandinavian form of Old Norse Þórr, TOR means "Thor" or "thunder." Compare with other forms of Tor.
Boy/Male
British, English
Beautiful
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
Musical Notes
Surname or Lastname
Jewish (Ashkenazic)
Jewish (Ashkenazic) : from the Yiddish female personal name Hodes (Hebrew Hadasa ‘myrtle’; English spelling Hadassah).Polish : from a variant of Chodysz or Chadys, pet forms of the eastern Slavic personal name Chodor. Compare Hodor.English : variant of Hood 1.
Boy/Male
English American
Fox. Tod is a Scottish nickname meaning a clever or wily person.
Boy/Male
American, British, English
Garden of Roses; Lives Near the Crucifix
Surname or Lastname
English
English : topographic name for someone living by a path, road, or watercourse, Middle English lode (the usual form from Old English gelÄd; compare Lade), or a habitational name from any of several minor places named with this word, for example Load in Somerset or Lode in Cambridgeshire and Gloucestershire.
Surname or Lastname
English
English : variant of spelling Noakes.
Girl/Female
Australian, Scandinavian
Toy
Surname or Lastname
English (South Wales)
English (South Wales) : patronymic from Noe.
Boy/Male
Anglo Saxon
A British god.
Girl/Female
Hindu
Musical notes
TOP NODES-ALGORITHM
TOP NODES-ALGORITHM
Boy/Male
Australian, Danish, Dutch, Greek, Swedish
People of Victory; Victory of the People
Girl/Female
Latin
Sister of Roma.
Boy/Male
Arabic, Indian
Heights; Bulandi
Girl/Female
Hindu, Indian, Traditional
Green Gem
Boy/Male
Biblical
Father of a vow; or of willingness.
Boy/Male
Hindu, Indian, Tamil, Traditional
Lord Rama; Pleasing; Charming
Boy/Male
British, English
From the Moor-land
Boy/Male
German, Spanish
Serious
Boy/Male
Indian, Sanskrit
Voice; Milk
Surname or Lastname
English
English : habitational name from Hertford, or from either of two places called Hartford, in Cheshire and Cumbria; all are named with Old English heorot ‘hart’ + ford ‘ford’.
TOP NODES-ALGORITHM
TOP NODES-ALGORITHM
TOP NODES-ALGORITHM
TOP NODES-ALGORITHM
TOP NODES-ALGORITHM
v. i.
To rise aloft; to be eminent; to tower; as, lofty ridges and topping mountains.
n.
The highest part of anything; the upper end, edge, or extremity; the upper side or surface; summit; apex; vertex; cover; lid; as, the top of a spire; the top of a house; the top of a mountain; the top of the ground.
v. i.
To predominate; as, topping passions.
a.
Having many knots or nodes.
a.
Of or pertaining to the nodes; from a node to the same node again; as, the nodical revolutions of the moon.
v. t.
To rise above; to excel; to outgo; to surpass.
n. pl.
The fifth day of the months January, February, April, June, August, September, November, and December, and the seventh day of March, May, July, and October. The nones were nine days before the ides, reckoning inclusively, according to the Roman method.
n.
The highest rank; the most honorable position; the utmost attainable place; as, to be at the top of one's class, or at the top of the school.
v. t.
To raise one end of, as a yard, so that that end becomes higher than the other.
v. t.
To take off the or upper part of; to crop.
n.
Top-boots.
v. t.
To rise to the top of; to go over the top of.
n.
A child's toy, commonly in the form of a conoid or pear, made to spin on its point, usually by drawing off a string wound round its surface or stem, the motion being sometimes continued by means of a whip.
a.
Knotty; having numerous or conspicuous nodes.
v. i.
To excel; to rise above others.
n.
A platform surrounding the head of the lower mast and projecting on all sudes. It serves to spead the topmast rigging, thus strengheningthe mast, and also furnishes a convenient standing place for the men aloft.
v. t.
To cover on the top; to tip; to cap; -- chiefly used in the past participle.
v. t.
To perform eminently, or better than before.
a.
Possessing four nodes; as, quadrinodal curves.