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Book for ciphers
A codebook is a type of document used for gathering and storing cryptography codes. Originally, codebooks were often literally books, but today "codebook"
Codebook
CodeBook is an interoperable CAD overlay Building information modeling (BIM) software suite for Microsoft Windows. The software is currently developed
CodeBook
Topics referred to by the same term
A codebook is a type of document used for gathering and storing codes. Codebook may also refer to: CodeBook, software used in building information modeling
Codebook_(disambiguation)
vectors training, codebook to improve old-codebook output: codebook that is twice the size and better or as good as old-codebook new-codebook ← {} for each
Linde–Buzo–Gray_algorithm
Cryptography algorithm
of the encryption modes is the electronic codebook (ECB) mode (named after conventional physical codebooks). The message is divided into blocks, and each
Block cipher mode of operation
Block_cipher_mode_of_operation
Cryptanalysis section of the British Admiralty during World War I
the conflict. Room 40 operations evolved from a captured German naval codebook, the Signalbuch der Kaiserlichen Marine (SKM), and maps (containing coded
Room_40
Speech coding algorithm
the textbook "speech coding algorithm"); Using an adaptive and a fixed codebook as the input (excitation) of the LP model; Performing a search in closed-loop
Code-excited linear prediction
Code-excited_linear_prediction
Global conflict from 1939 to 1945
solve the problems of complexity and security involved in using large codebooks for cryptography by designing ciphering machines, the most well-known
World_War_II
Method used to encrypt a message
(or both) in otherwise meaningless combinations of identical length." A codebook is needed to encrypt, and decrypt the phrases or words. By contrast, ciphers
Code_(cryptography)
Standardized representation of a Huffman code
the overhead of the codebook. Data compressors generally work in one of two ways. Either the decompressor can infer what codebook the compressor has used
Canonical_Huffman_code
Type of cipher
into separate cipher blocks. In the simplest case, known as electronic codebook (ECB) mode, a message is first split into separate blocks of the cipher's
Block_cipher
Code for telegraphy using Chinese characters
enabling the use of Chinese characters in electrical telegraph messages. A codebook is provided for encoding and decoding the Chinese telegraph code. It shows
Chinese_telegraph_code
Video codec
the V4 codebook. When coding from the V1 codebook, one codebook index per 4×4 block is written to the bitstream, and the corresponding 2×2 codebook entry
Cinepak
other organizations. DDI comprises three principal specifications: DDI-Codebook, which supports the documentation of individual datasets; DDI-Lifecycle
Data_Documentation_Initiative
1917 German alliance proposal to Mexico
Niedermayer–Hentig Expedition to Afghanistan, when Wilhelm Wassmuss abandoned his codebook, which the Allies later recovered, and that allowed the British to decrypt
Zimmermann_telegram
Disk-encryption software for Microsoft Windows
in cipher block chaining (CBC) or "xor–encrypt–xor (XEX)-based tweaked codebook mode with ciphertext stealing" (XTS) mode with a 128-bit or 256-bit key
BitLocker
len(p) codebook = create_pvq_codebook(n, k) print("Number of codebook entries: " + str(len(codebook))) entry, dist = search_pvq_codebook(codebook, p) print("Best
Pyramid_vector_quantization
Book by Simon Singh
deals only with codes, and not with ciphers; or that the book is in fact a codebook. The Code Book covers diverse historical topics including the Man in the
The_Code_Book
Speech coding standard
is now royalty-free. The main advantage of ACELP is that the algebraic codebook it uses can be made very large (> 50 bits) without running into storage
Algebraic code-excited linear prediction
Algebraic_code-excited_linear_prediction
Classical quantization technique from signal processing
transformation is usually done by projection or by using a codebook. In some cases, a codebook can be also used to entropy code the discrete value in the
Vector_quantization
Research method for studying documents and communication artifacts
instrument used in content analysis is the codebook or coding scheme. In qualitative content analysis the codebook is constructed and improved during coding
Content_analysis
International standard
operation for block ciphers of any length. The modes defined are: Electronic codebook (ECB) Cipher block chaining (CBC) Cipher feedback (CFB) Output feedback
ISO/IEC_10116
Encryption and decryption method
are quite laborious. Therefore, in practice, the key has usually been a codebook created for the purpose: a simple dictionary-like listing of all the words
Book_cipher
Type of machine learning model
precision. Dynamic quantization allows for the use of a different quantization codebook per layer, either a lookup table of values or a linear mapping (scaling
Large_language_model
Codebook published in 1923
Acme Commodity and Phrase Code is a codebook providing the general-purpose commercial telegraph code known as the Acme Code. It was published in 1923 by
Acme Commodity and Phrase Code
Acme_Commodity_and_Phrase_Code
Attack model for cryptanalysis with access to both plaintext and ciphertext
encrypted version (ciphertext). These can be used to reveal secret keys and codebooks. The term "crib" originated at Bletchley Park, the British World War II
Known-plaintext_attack
Book by George Sassoon
The Radio Hacker's Codebook is a book for computer enthusiasts written by George Sassoon. The book explains how to receive international radioteletype
The_Radio_Hacker's_Codebook
1915–1916 film serial by Louis Feuillade
destroys the ship with his cannon. Meanwhile, Philippe finds through the red codebook that the explosive shell that landed on the "Happy Shack" came from Montmartre
Les_Vampires
Self-organizing map
of a self-organizing map (SOM) where the Euclidean distance between the codebook vectors of neighboring neurons is depicted in a grayscale image. This image
U-matrix
Culturally recognised union between people
Research. 45 (1): 16–36. doi:10.1177/1069397110383947. Ethnographic Atlas Codebook Archived 18 November 2012 at the Wayback Machine derived from George P
Marriage
Indicator for impact of terrorism
GTI are available to download from IEP, but there does not seem to be a codebook indicating what definition of terrorism is used to produce the data. The
Global_Terrorism_Index
Secret code used by US military attachés in early WWII
II. The nickname derived from the color of the superencipherment tables/codebook binding. The code was compromised by Axis intelligence, the information
Black_(code)
Royal Navy seaman (1920–1942)
30 October 1942 in action in the eastern Mediterranean when capturing codebooks vital for the breaking of the German naval "Shark" Enigma cipher from
Colin_Grazier
AI that generates content
Shinichiro (2024). "Dual-Conditioned Training to Exploit Pre-Trained Codebook-Based Generative Model in Image Compression". IEEE Access. 12: 198184–198200
Generative_AI
Ciphers used by the Imperial Japanese Navy in World War II
had broken JN25 by 1941. They knew that it was a five-digit code with a codebook to translate words into five digits and there was a second "additive" book
Japanese_naval_codes
British World War II military deception
during World War II, in an attempt to gain access to German Naval Enigma codebooks. With the help of their Polish allies, British codebreakers at Bletchley
Operation_Ruthless
Topics referred to by the same term
identify sensitive information Code word, an element of a cryptographic codebook designed so that the meaning of the code word is opaque without the code
Code_word
Codes used for secrecy by field armies in World War I
greater security.) The use of these codes required the distribution of codebooks to military personnel, which proved to be a security liability since these
Trench_code
Block cypher operating mode
(XEX) is a (tweakable) mode of operation of a block cipher. In tweaked-codebook mode with ciphertext stealing (XTS mode), it is one of the more popular
Xor–encrypt–xor
Image classification model
includes following three steps: feature detection, feature description, and codebook generation. A definition of the BoW model can be the "histogram representation
Bag-of-words model in computer vision
Bag-of-words_model_in_computer_vision
Royal Navy officer (1913–1942)
when, on 30 October 1942 in action in the Mediterranean Sea, he captured codebooks vital for the breaking of the German naval "Shark" Enigma cipher from
Tony_Fasson
ITU-T standard for speech coding
needed for codebooks. Mean opinion score for G.728 is 3.61. The essence of CELP techniques, which is an analysis-by-synthesis approach to codebook search
G.728
Marriage to more than one spouse
form in the vast majority of cases. According to the Ethnographic Atlas Codebook, of 1,231 societies noted from 1960 to 1980, 588 had frequent polygyny
Polygamy
Transmission of language with brief pulses
for a code, Morse had planned to transmit only numerals, and to use a codebook to look up each word according to the number which had been sent. However
Morse_code
Cryptographic method
they might use. If they use a code, both will require a copy of the same codebook. If they use a cipher, they will need appropriate keys. If the cipher is
Key_exchange
Disk encryption is a special case of data at rest protection when the storage medium is a sector-addressable device (e.g., a hard disk). This article presents
Disk_encryption_theory
American video game magazine
figures, comics, music and movies. Tips & Tricks (later Tips & Tricks Codebook) was a video game magazine published by LFP. For most of its existence
Tips_&_Tricks
and Tone. Retrieved June 21, 2014. CAMEO Event Data Codebook (describes CAMEO and its history, and links to main papers and versions of the codebook)
Conflict and Mediation Event Observations
Conflict_and_Mediation_Event_Observations
Authenticated encryption mode of operation for block ciphers
Offset codebook mode (OCB mode) is an authenticated encryption mode of operation for cryptographic block ciphers. OCB mode was designed by Phillip Rogaway
OCB_mode
Swedish research institute
Luca Uberti, Yi-ting Wang, Tore Wig, and Daniel Ziblatt. 2021. "V-Dem Codebook v11"Varieties of Democracy (V-Dem) Project.[1] Archived 8 June 2021 at
V-Dem_Institute
Input to a cryptographic primitive
the simple strategy described above, and was specified as the electronic codebook (ECB) mode. In contrast, each of the other modes describe a process where
Initialization_vector
List of codes and abbreviations used to save on cablegram costs
encoded complete phrases into single words were developed and published as codebooks of thousands of phrases and sentences with corresponding codewords. Commercial
Commercial code (communications)
Commercial_code_(communications)
Abbreviation for "not available", etc
Government of Saskatchewan. p. 183. Retrieved 18 February 2025. "GSS Codebook - General Coding Instructions" (PDF). The General Social Survey. NORC at
N/A
Algorithm for encrypting and decrypting information
written information. Codes operated by substituting according to a large codebook which linked a random string of characters or numbers to a word or phrase
Cipher
Terrorist incident database by the University of Maryland, College Park
encoded is described in a codebook which is available as a PDF file which can be downloaded from the website. The codebook states that the database was
Global_Terrorism_Database
Topics referred to by the same term
people with the surname Register, Georgia, a town in the US Register (codebook), a document used for gathering and storing cryptography codes Register
Register
Method of transmitting images, often of documents
Huffman (MH), specified in T.4 as the one-dimensional coding scheme, is a codebook-based run-length encoding scheme optimised to efficiently compress whitespace
Fax
1942 book by Cornelia Otis Skinner and Emily Kimbrough
Second World War, Hugh Trevor-Roper discovered that this book was used as a codebook by German intelligence. In the movie "Sands of Iwo Jima" (1949), the book
Our_Hearts_Were_Young_and_Gay
Tower-based signaling network
which the dial should be read. The numbers sent were then looked up in a codebook. In their preliminary experiments over a shorter distance, the Chappes
Optical_telegraph
American film producer
Festival. He also is the author of several legal books, including criminal codebooks published by Prentice Hall and ALM. He is a novelist, who penned his first
Kenneth_del_Vecchio
Proprietary Chief Architect Chief Architect, Inc. Windows Proprietary CodeBook CodeBook International Windows Proprietary DataCAD Microtecture Inc., Cadkey
List_of_BIM_software
American non-governmental organization
website's Curated Data Files, or directly from the ACLED API. ACLED provides a codebook intended for all users of the dataset as well as additional FAQs and guides
Armed Conflict Location and Event Data
Armed_Conflict_Location_and_Event_Data
tells Caleb they are going home. At Woodhull Farm, Mary finds Abe's hidden codebook. 10 10 "The Battle of Setauket" Oliver Hirschbiegel Craig Silverstein June 8
List of Turn: Washington's Spies episodes
List_of_Turn:_Washington's_Spies_episodes
Population of Muslims by country
Retrieved 23 June 2025. Dominique Lewis (May 2013). "Nigeria Round 5 codebook (2012)" (PDF). Afrobarometer. p. 62. Retrieved 13 September 2015. "Africa ::
Islam_by_country
1942 major naval battle in World War II
to provide Nimitz with a complete IJN order of battle. Japan had a new codebook, but its introduction had been delayed, enabling HYPO to read messages
Battle_of_Midway
German cipher machine during World War II
more secure than those in other services and employed auxiliary codebooks. Navy codebooks were printed in red, water-soluble ink on pink paper so that they
Enigma_machine
British scientist (1936-2006)
The Manna-Machine (1978) The Kabbalah Decoded (1978) The Radio Hacker's Codebook, Duckworth, London. ISBN 0-7156-2068-1 (1986) Wilson, Jean Moorcroft (2003)
George_Sassoon
Dataset of characteristics of political / rankings regimes
Luca Uberti; Yi-ting Wang; Tore Wig; and Daniel Ziblatt (2021). "V-Dem Codebook v11". Varieties of Democracy (V-Dem) Project. Archived 8 June 2021 at the
V-Dem_Democracy_Indices
Film directed by Michael Apted
10 to 19 March 1943 when the third edition of the weather short signal codebook was deployed. The Katyn massacre, revealed after the discovery of mass
Enigma_(2001_film)
Cryptographic principle that states everything except the key can be public knowledge
field ciphers which had to be easy to use without large confidential codebooks prone to capture on the battlefield. It was this environment which led
Kerckhoffs's_principle
Royalty-free lossy audio encoding format
floor and residue components, and then quantized and entropy coded using a codebook-based vector quantization algorithm. The decompression algorithm reverses
Vorbis
2000 film by Jonathan Mostow
seized U-559, capturing additional Enigma codebooks. According to Britain's Channel 4, "the captured codebooks provided vital assistance to British cryptographers
U-571_(film)
Block cipher
in the BSI's software GSTOOL [de], which used it in insecure Electronic Codebook (ECB) mode and generated the key with a pseudo random number generator
Chiasmus_(cipher)
Post-World War II joint Swedish-American operation
Norway. The intelligence material from Operation Claw, among it a Soviet codebook, became very useful for the Americans during the Cold War. Operation Claw
Operation_Claw
representative for the arrondissement of Virton replacing Albert de Briey Codebook Constituency-level Elections Archive, 2003 Sternberger, D, Vogel, B & Nohlen
1876_Belgian_general_election
Series of children's novels by Enid Blyton
were issued in plastic wallets with accessories such as maps, dice and codebooks. The gamebooks were titled as follows: The Wreckers' Tower Game, based
The_Famous_Five
Image compression technique
which resembles a vector quantization system using the image itself as the codebook. Start with a digital image A1. Downsample it by a factor of 2 to produce
Fractal_transform
Basic noise model used in information theory
achievability of the upper bound on the rate from the last section. A codebook, known to both encoder and decoder, is generated by selecting codewords
Additive_white_Gaussian_noise
Machine learning model for vision processing
one for each patch. The vectors can only come from a discrete set of "codebook", as in vector quantization. Another encodes the quantized vectors back
Vision_transformer
Amos should he try to fire on the Martians. Kenzo helps obtain the MCRN codebook from the ship's safe and the patrol backs off, believing the Rocinante
List_of_The_Expanse_episodes
American animated television series
alongside the Extreme Dinosaurs and distinguished by constant reference to a "Codebook" containing the laws of her society. She serves as a mentor to the Dinosaurs
Extreme_Dinosaurs
System of rules to convert information into another form or representation
diplomatic codes, any and all of the preceding for espionage codes. Codebooks and codebook publishers proliferated, including one run as a front for the American
Code
French actress (1889–1957)
Vampires: 3. Le Cryptogramme rouge (The Vampires: Episode 3 – "The Red Codebook") Irma Vep, alias Anne-Marie Le Goff, Guérand's maid Louis Feuillade Cinémathèque
Musidora
Chinese general and warlord (1901–2001)
Chuzhen (August 31, 2006). "Zhang Xueliang's Secret Envoy Gave Me the Codebook". Sina.com. Archived from the original on January 19, 2022. Retrieved May
Zhang_Xueliang
Vector quantization algorithm minimizing the sum of squared deviations
a sparse linear combination of "codebook vectors". k-means corresponds to the special case of using a single codebook vector, with a weight of 1. The
K-means_clustering
American linguist and spy
and is credited with making some of the first recoveries of the Venona codebook. She studied eight foreign languages and was the first person to receive
Marie_Meyer_(linguist)
Software library for similarity search
James J. (2018). "LSQ++: Lower Running Time and Higher Recall in Multi-codebook Quantization". Computer Vision – ECCV 2018. Lecture Notes in Computer Science
FAISS
Authoritarian tendencies exhibited during Donald Trump's presidencies
Luca Uberti; Yi-ting Wang; Tore Wig; and Daniel Ziblatt (2021). "V-Dem Codebook v11". Varieties of Democracy (V-Dem) Project. Archived 8 June 2021 at the
Authoritarianism during the Trump presidencies
Authoritarianism_during_the_Trump_presidencies
North American standard for electrical-wire diameters
Figure for solid copper wire at 68 °F (20 °C), (Not in accordance to NEC Codebook 2014 Ch. 9, Table 8) computed based on 100% IACS conductivity of 58.0 MS/m
American_wire_gauge
Major naval battle in the Pacific Theater of World War II
March 1942, the US was able to decipher up to 15% of the IJN's Ro or Naval Codebook D code (called "JN-25B" by the US), which was used by the IJN for about
Battle_of_the_Coral_Sea
Japanese cipher machine
used by the Imperial Japanese Navy between the wars. The latter was a codebook system, not a cipher. The Red machine encrypted and decrypted texts written
Type_A_Cipher_Machine
United States Army general (1880–1964)
cipher machine, which decrypted Japanese diplomatic messages, and partial codebooks for the latest JN-25 naval code. Station CAST sent MacArthur its entire
Douglas_MacArthur
Finance Project Page Fed Readies Survey of Americans' Consumer Finances SCF Codebook Bricker, Jesse, Arthur B. Kennickell, Kevin B. Moore, John Sabelhaus "Changes
Survey_of_Consumer_Finances
1905 naval battle of the Russo-Japanese War
meaning contradicted not stopping the ships. His lieutenants found the codebook, which included the XGE signal, and reported that engine shutdown was required
Battle_of_Tsushima
difference compared to the previous election due to population growth: Codebook Constituency-level Elections Archive, 2003 Sternberger, D, Vogel, B & Nohlen
1866_Belgian_general_election
Overview of democracy measures
these principles and produces Country reports and additional materials (codebook, methodology). The Effective Number of Parties is an index of the adjusted
Democracy_indices
Form of dyadic relationship
from the original on 2011-09-16. Retrieved 2011-11-02. Ethnographic Atlas Codebook Archived 2012-11-18 at the Wayback Machine derived from George P. Murdock's
Monogamy
Average uncertainty in variable's states
that achieves the entropy rate of a sequence for a given model, plus the codebook (i.e. the probabilistic model), is one such program, but it may not be
Entropy_(information_theory)
American military drama television series
suicide vest in order to prevent capture, but instead recover Dragan's codebook. Analysis by the CIA leads Cline to believe that an unknown jihadi leader
Six_(TV_series)
1974 CIA project to recover the sunken Soviet submarine K-129
for years in hopes of being able to recover and read the submarine's codebooks. The reasons that this project was undertaken included the recovery of
Project_Azorian
travel, tourism, insurance
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CODEBOOK
travel, tourism, insurance