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Parallelism expressed within computations
In computer programming, explicit parallelism is the representation of concurrent computations using primitives in the form of operators, function calls
Explicit_parallelism
Programming paradigm in which many processes are executed simultaneously
tasks. In some cases parallelism is transparent to the programmer, such as in bit-level or instruction-level parallelism, but explicitly parallel algorithms
Parallel_computing
Inherent parallelism in expressed computation
enable parallel execution, in contrast to explicit parallelism. Programming languages with implicit parallelism include Axum, Binary Modular Dataflow Machine
Implicit_parallelism
Abstraction of parallel computer architecture
parallelization Bridging model Concurrency Degree of parallelism Implicit parallelism Explicit parallelism List of concurrent and parallel programming languages
Parallel_programming_model
Collusion between competitors
conscious parallelism. In a concerted action, also known as concerted activity, competitors exchange some information without reaching any explicit agreement
Tacit_collusion
Message-passing system for parallel computers
and pbdMPI, where Rmpi focuses on manager-workers parallelism while pbdMPI focuses on SPMD parallelism. Both implementations fully support Open MPI or MPICH2
Message_Passing_Interface
Set of computers configured in a distributed computing system
business use). Within the same time frame, while computer clusters used parallelism outside the computer on a commodity network, supercomputers began to
Computer_cluster
Loop-level parallelism is a form of parallelism in software programming that is concerned with extracting parallel tasks from loops. The opportunity for
Loop-level_parallelism
Computer programming paradigm
in terms of performance, as well as difficult to read or debug. Explicit parallelism is one of the main reasons for the poor performance of Enterprise
Dataflow_programming
Family of 64-bit Intel microprocessors
parallelism (and thus performance) was no better than other RISCs, so it failed in the market. Itanium would adopt a more flexible form of explicit parallelism
Itanium
Programming paradigm based on asynchronous data streams
side, reactive programming is a form of what could be described as "explicit parallelism"[citation needed], and could therefore be beneficial for using the
Reactive_programming
Ability of computer instructions to be executed simultaneously with correct results
Instruction-level parallelism (ILP) is the parallel or simultaneous execution of a sequence of instructions in a computer program. More specifically,
Instruction-level_parallelism
Berkovich, Efraim; Nuzman, Joseph (1998), "Explicit Multi-Threading (XMT) bridging models for instruction parallelism", Proc. 1998 ACM Symposium on Parallel
Explicit_multi-threading
good performance: having no parallel directives or other forms of explicit parallelism, ZPL exploits the operational trait that when aggregate computations
Z-level_programming_language
Multi-core processor with a large number of cores
processors in being optimized from the outset for a higher degree of explicit parallelism, and for higher throughput (or lower power consumption) at the expense
Manycore_processor
Use of widely distributed computer resources to reach a common goal
Programming Stream processing Dataflow programming Models Implicit parallelism Explicit parallelism Concurrency Non-blocking algorithm Hardware Flynn's taxonomy
Grid_computing
Supercomputer at the University of Illinois Urbana-Champaign, United States
Programming Stream processing Dataflow programming Models Implicit parallelism Explicit parallelism Concurrency Non-blocking algorithm Hardware Flynn's taxonomy
Blue_Waters
Software exhibits scalable parallelism if it can make use of added processors to solve larger problems, i.e., this term refers to software for which Gustafson's
Scalable_parallelism
Programming language
on how parallelism can be expressed in order to enable more aggressive compiler optimisations. In particular, irregular nested data parallelism is not
Futhark (programming language)
Futhark_(programming_language)
Lines with constant perpendicular distance between them
space in which Clifford parallelism is made explicit. A Clifford bundle is a topological construction based on Clifford parallelism that was pointed out
Clifford_parallel
Chinese artificial intelligence company
various forms of parallelism such as Data Parallelism (DP), Pipeline Parallelism (PP), Tensor Parallelism (TP), Experts Parallelism (EP), Fully Sharded
DeepSeek
Population models of evolutionary algorithms
1007/978-1-4615-4369-5. ISBN 978-1-4613-6964-6. Gorges-Schleuter, Martina (1991), "Explicit parallelism of genetic algorithms through population structures", in Schwefel
Population model (evolutionary algorithm)
Population_model_(evolutionary_algorithm)
Network packet distribution with multiple cores
"Partition-Aware Packet Steering Using XDP and eBPF for Improving Application-Level Parallelism". Proceedings of the 1st ACM CoNEXT Workshop on Emerging in-Network Computing
Multi-core network packet steering
Multi-core_network_packet_steering
Extension of the C programming language
amount of parallelism is fixed at program startup time, typically with a single thread of execution per processor. In order to express parallelism, UPC extends
Unified_Parallel_C
Computer architecture to aid parallelism
instruction set architecture designed to exploit instruction-level parallelism (ILP) by explicitly specifying, in advance, which instructions execute in parallel
Very_long_instruction_word
CPU that implements instruction-level parallelism within a single processor
multiple-issue processor) is a CPU that implements a form of parallelism called instruction-level parallelism within a single processor. In contrast to a scalar
Superscalar_processor
Object-oriented programming language extension for Java
Data parallelism features can also be implemented by libraries using dedicated data structures, such as parallel arrays. The term task parallelism is used
Ateji_PX
Computer science constructs
some futures can deal with requests in special ways to provide greater parallelism. For example, the expression 1 + future factorial(n) can create a new
Futures_and_promises
"hyperblock". Hyperblocks are designed to be able to easily run in parallel. Parallelism of modern CPU designs generally starts to plateau at about eight internal
Explicit_data_graph_execution
Instruction set architecture
Explicitly parallel instruction computing (EPIC) is a term coined in 1997 by the HP–Intel alliance to describe a computing paradigm that researchers had
Explicitly parallel instruction computing
Explicitly_parallel_instruction_computing
Executing several computations during overlapping time periods
Concurrent Collections (CnC) – achieves implicit parallelism independent of memory model by explicitly defining flow of data and control Concurrent Haskell
Concurrent_computing
Algorithms which recursively solve subproblems
called cache-oblivious, because it does not contain the cache size as an explicit parameter. Moreover, D&C algorithms can be designed for important algorithms
Divide-and-conquer_algorithm
Multi-paradigm system programming language
import std.parallelism : taskPool; /* On Intel i7-3930X and gdc 9.3.0: * 5140ms using std.algorithm.reduce * 888ms using std.parallelism.taskPool.reduce
D_(programming_language)
Programming language
based on ANSI C, with the addition of Cilk-specific keywords to signal parallelism. When the Cilk keywords are removed from Cilk source code, the result
Cilk
Classification of computer architectures
sub-categories of SIMD in 1972. A sequential computer which exploits no parallelism in either the instruction or data streams. Single control unit (CU) fetches
Flynn's_taxonomy
Ability to execute a task in a non-serial manner
which can use parallelism or time-slicing to perform these tasks. Programs may exhibit parallelism only, concurrency only, both parallelism and concurrency
Concurrency (computer science)
Concurrency_(computer_science)
Form of rhymed prose in Arabic literature
and use of end-rhyme, meter, and parallelism. There are two types of parallelism in saj': iʿtidāl (rhythmical parallelism, meaning "balance") and muwāzana
Saj'
Mathematical-logic system
relevant. However, the lambda calculus does not offer any explicit constructs for parallelism. One can add constructs such as futures to the lambda calculus
Lambda_calculus
Open question in philosophy of how abstract minds interact with physical bodies
whether other systems of equal complexity lack such features. The massive parallelism of neural networks allows redundant populations of neurons to mediate
Mind–body_problem
Programming paradigm based on formal logic
knowledge in explicit rules. This difficulty does not arise, however, when logic programs are used to represent the existing, explicit rules of a business
Logic_programming
Programming language
concurrent operations (goroutines) across multiple CPUs; this can achieve parallelism for a properly written program. The primary concurrency construct is
Go_(programming_language)
Type of parallel processing
should not be confused with an ISA. Such machines exploit data level parallelism, but not concurrency: there are simultaneous (parallel) computations
Single instruction, multiple data
Single_instruction,_multiple_data
Programming paradigm entirely based on functions
state and mutable objects are usually modeled with temporal logic, as explicit variables that represent the program state at each step of a program execution:
Purely_functional_programming
Algorithm to calculate eigenvalues
the x-axis and y-axis. The number of iterations needed to achieve near-parallelism increases without bound as the input ellipse becomes more circular. While
QR_algorithm
Atomic computer processor instruction
e., system and user tasks) and processor (i.e., central processors) parallelism while eliminating, to the greatest degree possible, the "disabled spinlocks"
Compare-and-swap
Procedure in computing
processes on a graph, and trying to reduce the graph making maximum use of parallelism, and making "chains" of consecutive processing as short as possible.
Extract,_transform,_load
Numerical technique
Laplace, Yukawa, and Helmholtz kernels. RECFMM Adaptive FMM with dynamic parallelism on multicores. FMM3D A library for efficient 3D N-body interaction computation
Fast_multipole_method
Ability of a CPU to provide multiple threads of execution concurrently
become more popular as efforts to further exploit instruction-level parallelism have stalled since the late 1990s. This allowed the concept of throughput
Multithreading (computer architecture)
Multithreading_(computer_architecture)
Geometric axiom
have been suggested, some of them appearing at first to be unrelated to parallelism, and some seeming so self-evident that they were unconsciously assumed
Parallel_postulate
64-bit extension of the ARM architecture
on SVE's scalable vectorization for increased fine-grain Data Level Parallelism (DLP) to allow more work done per instruction. SVE2 aims are stated in
AArch64
Book of sacred songs in the Hebrew Bible
YHWH can play". The biblical poetry of Psalms uses parallelism as its primary poetic device. Parallelism is a kind of symmetry in which restatement, synonym
Psalms
Array data structure that compactly stores bits
set data structure. A bit array is effective at exploiting bit-level parallelism in hardware to perform operations quickly. A typical bit array stores
Bit_array
Parallel programming model
In computing, algorithmic skeletons, or parallelism patterns, are a high-level parallel programming model for parallel and distributed computing. Algorithmic
Algorithmic_skeleton
Algorithm to multiply matrices
the multiplications before doing the summations). Exploiting the full parallelism of the problem, one obtains an algorithm that can be expressed in fork–join
Matrix multiplication algorithm
Matrix_multiplication_algorithm
Abstract computer for designing parallel algorithms
external memory (Model) Fortune, Steven; Wyllie, James (1978-05-01). "Parallelism in random access machines". Proceedings of the tenth annual ACM symposium
Parallel_RAM
System Sciences. December 1979. Jerald Schwartz Denotational semantics of parallelism in Semantics of Concurrent Computation. Springer-Verlag. 1979. William
Power_domains
Segment of the sketch comedy TV series
deplorable", the lattermost use of "chicanery" being an attempt to use parallelism to form a definitive negative pattern. In the sequel, he compares the
Substitute Teacher (Key & Peele)
Substitute_Teacher_(Key_&_Peele)
Theoretical concept in generative grammar
missing object constructions (also known as tough-movement) parallelism: syntactic parallelism seems to promote the appearance of parasitic gaps Many parasitic
Parasitic_gap
Computer programming paradigm
over 50:1 and continues to increase with algorithmic complexity. Data parallelism, which exists in a kernel when the same function is applied to all records
Stream_processing
Model that describes the programmable interface of a computer processor
needed] and explicitly parallel instruction computing (EPIC) architectures. These architectures seek to exploit instruction-level parallelism with less
Instruction_set_architecture
Euclidean space without distance and angles
distance and measure of angles, keeping only the properties related to parallelism and ratio of lengths for parallel line segments. Affine space is the
Affine_space
AI that generates content
Shocking Amount of the Web is Machine Translated: Insights from Multi-Way Parallelism". Findings of the Association for Computational Linguistics ACL 2024
Generative_AI
grammars with contextual conditions on rule application, and grammars with parallelism in rule application. Because indexed grammars are so well established
Controlled_grammar
American technology company
designed off on two key observations: AI workloads exhibit substantial data parallelism, which can be mapped onto purpose-built hardware, leading to performance
Groq
incorporated constructs for causing side effects and for explicitly introducing parallelism. It was designed by Robert H. Halstead Jr., in the early 1980s
MultiLisp
Old Norse poem
compared to the crucifixion of Christ as narrated in the gospels. The parallelism of Odin and Christ during the period of open co-existence of Christianity
Hávamál
In computing, a lock which causes a thread to loop continuously
Fiber Tuning: Exponential back-off". John Goodacre and Andrew N. Sloss. "Parallelism and the ARM Instruction Set Architecture". p. 47. Jonathan Corbet (9
Spinlock
Programming language
it blocks until the thread is done with the computation. To exploit parallelism one could even define fib as follows: fun fib 0 = 0 | fib 1 = 1 | fib
Alice_(programming_language)
Open standard for programming heterogenous computing systems, such as CPUs or GPUs
standard interface for parallel computing using task- and data-based parallelism. OpenCL is an open standard maintained by the Khronos Group, a non-profit
OpenCL
2017 edition of the C++ programming language standard
libstdc++ since version 9.1 has complete support for C++17 (8.1 without Parallelism TS and referring to C99 instead of C11) libc++ as of version 9 has partial
C++17
Microprocessor instruction set architecture
released in 2001. The Itanium architecture is based on explicit instruction-level parallelism, in which the compiler decides which instructions to execute
IA-64
Type of non-Euclidean geometry
new concepts need to be introduced. Further, because of the angle of parallelism, hyperbolic geometry has an absolute scale, a relation between distance
Hyperbolic_geometry
Compiler backend for multiple programming languages
This implements a suite of cache-locality optimizations as well as auto-parallelism and vectorization using a polyhedral model. llvm-libc is an incomplete
LLVM
Biblical figures feared for their strength before the Flood
nature) with the daughters of men (female gender, human nature). From this parallelism it could be inferred that the sons of God are understood as some superhuman
Nephilim
Use of a GPU for computations typically assigned to CPUs
typically used for computer and video games. C++ Accelerated Massive Parallelism (C++ AMP) is a library that accelerates execution of C++ code by exploiting
General-purpose computing on graphics processing units
General-purpose_computing_on_graphics_processing_units
Literary scheme omitting conjunctions
other." (Cormac McCarthy, Outer Dark, 1968) Apo koinou construction Parallelism Parataxis Reduced relative clause, a relative clause not marked by an
Asyndeton
Subfield of computer science and mathematics
parallel computing: bit-level, instruction level, data, and task parallelism. Parallelism has been employed for many years, mainly in high-performance computing
Theoretical_computer_science
Authenticated encryption mode for block ciphers
on a message, interleaving those operations using instruction-level parallelism can increase performance. This process is called function stitching,
Galois/Counter_Mode
Component of a computer process
Passing Interface (MPI)). Some languages are designed for sequential parallelism instead (especially using GPUs), without requiring concurrency or threads
Thread_(computing)
Open-source HTML layout engine
engine designed from scratch with the goals of improving concurrency and parallelism while also reducing memory safety vulnerabilities. Servo is written in
Gecko_(software)
Functional programming language for arrays
design and analysis of explicit procedures for calculating the exact or approximate values of various functions. Such explicit procedures are called algorithms
APL_(programming_language)
Tool to convert sequential code to parallel
Scalable parallelism SequenceL Binary Modular Dataflow Machine (BMDFM) “Increasing Parallelism on Multicore Processors Using Induced Parallelism”, by Vinay
Automatic parallelization tool
Automatic_parallelization_tool
Programming language
delimited continuations. These changes enable support for shared-memory parallelism and color-blind concurrency, respectively. OCaml's development continued
OCaml
Functions whose execution can be paused
order, without changing the overall outcome, but they do not provide parallelism, because they do not execute multiple tasks simultaneously. The advantages
Coroutine
of parallel computing: bit-level, instruction-level, data, and task parallelism. parameter In computer programming, a special kind of variable, used
Glossary_of_computer_science
Epic poem from Mesopotamia
still controversial among scholars. There is, however, extensive use of parallelism across sets of two or three adjacent lines, much like in the Hebrew Psalms
Epic_of_Gilgamesh
Syrian state from 1950 to 1963
Syria's political instability during the years after the 1954 coup, the parallelism of Syrian and Egyptian policies, and the appeal of Egyptian President
Second_Syrian_Republic
Molecular modeling tool in chemistry
the conversion vary significantly in speed, numerical precision and parallelism. These matter because macromolecular chains, such as polymers, proteins
Z-matrix_(chemistry)
Software library for numerical linear algebra
caches on modern cache-based architectures and the instruction-level parallelism of modern superscalar processors, and thus can run orders of magnitude
LAPACK
Army of angels mentioned in the Bible
Ugaritic texts put the council of heavens (dr dt šmm) in synonymous parallelism with the assembly of the stars (pḫr kkbm) and the sons of El (bn il)
Heavenly_host
Improving the efficiency of software
Concurrency and parallelism cause significant overhead performance cost and possibly increased energy usage. Keep in mind that C code rarely uses explicit multiprocessing
Program_optimization
Greek philosopher (c. 495 – c. 430 BC)
(2009). The Founders of Western Thought – The Presocratics: A diachronic parallelism between Presocratic Thought and Philosophy and the Natural Sciences.
Zeno_of_Elea
integrated with existing types and operators by using custom implicit/explicit conversions and operator overloading. See example in section Integration
Comparison of C Sharp and Java
Comparison_of_C_Sharp_and_Java
Folk tale classification type
would seem more appropriate in a consideration involving analogy and parallelism with Beowulf to use the name 'The Bear's Son', employed by Panzer and
Bear's_Son_Tale
design. Such methods are limited by the degree of instruction-level parallelism (ILP), the number of non-dependent instructions in the program code.
History of general-purpose CPUs
History_of_general-purpose_CPUs
General-purpose programming language
and parallelism: Multiple tasks can be run simultaneously. Python contains modules such as `multiprocessing` to support this form of parallelism. Moreover
Python_(programming_language)
Symbol of socialism and left-wing politics
described by Mao Zedong. Flag of the Chinese Communist Party, designed in parallelism to the national flag. Flag of the Socialist Republic of Vietnam; red
Red_flag_(politics)
2020 edition of the C++ programming language standard
expressions has been deprecated (most of) volatile has been deprecated Parallelism TS v2 (including task blocks) Reflection TS v1 Networking TS v1 Contracts –
C++20
Compiler optimization
parallelized by the processor by taking advantage of instruction-level parallelism. This is possible when there are no data dependencies between the bodies
Loop_fission_and_fusion
Instructions for the x86 microprocessors
financial applications (AVX2 adds support for integer operations). Increases parallelism and throughput in floating-point SIMD calculations. Reduces register
Advanced_Vector_Extensions
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