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Measure of an investment's return vs risk
The information ratio measures and compares the active return of an investment (e.g., a security or portfolio) compared to a benchmark index relative
Information_ratio
Decision tree training concept
In decision tree learning, information gain ratio is a ratio of information gain to the intrinsic information. It was proposed by Ross Quinlan, to reduce
Information_gain_ratio
Information theory concept
The information–action ratio is a concept coined by cultural critic Neil Postman in his work Amusing Ourselves to Death. In short, Postman meant to indicate
Information–action_ratio
Formula for measuring financial risk
In finance, the Sharpe ratio (also known as the Sharpe index, the Sharpe measure, and the reward-to-variability ratio) measures the performance of an investment
Sharpe_ratio
Relationship between two numbers of the same kind
In mathematics, a ratio (/ˈreɪ.ʃ(i.)oʊ/) shows how many times one number contains another. For example, if there are eight oranges and six lemons in a
Ratio
Number, approximately 1.618
In mathematics, two quantities are in the golden ratio if their ratio is the same as the ratio of their sum to the larger of the two quantities. Expressed
Golden_ratio
Sex ratio is used to describe the ratio of females to males in a population. In India, the sex ratio has been estimated via a number of methods and data
List of states and union territories of India by sex ratio
List_of_states_and_union_territories_of_India_by_sex_ratio
Measure of prediction's merit in finance
e. the analyst always fails to make an accurate prediction. Information ratio "Information Coefficient – IC". Investopedia. Retrieved August 3, 2012. Dan
Information_coefficient
Numerical value to determine the financial condition of a company
A financial ratio or accounting ratio states the relative magnitude of two selected numerical values taken from an enterprise's financial statements.
Financial_ratio
the V2 ratio is to improve on existing and popular measures of risk-adjusted return, such as the Sharpe ratio, information ratio or Sterling ratio by taking
V2_ratio
Height/width of an image
The aspect ratio of an image is the ratio of its width to its height. It is expressed as two numbers separated by a colon, in the format width:height.
Aspect_ratio_(image)
Statistical test that compares goodness of fit
In statistics, the likelihood-ratio test is a hypothesis test that involves comparing the goodness of fit of two competing statistical models, typically
Likelihood-ratio_test
Ratio of the desired signal to the background noise
Signal-to-noise ratio (SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background
Signal-to-noise_ratio
Group of 25 institutes of national importance in India
partners in a ratio of 50:35:15. There are 31-32 IIITs. 26 - Indian Institute of Information Technology 5 - International Institute of Information Technology
Indian Institutes of Information Technology
Indian_Institutes_of_Information_Technology
Financial ratio comparing stock price to company book value
The price-to-book ratio, or P/B ratio, (also PBR) is a financial ratio used to compare a company's current market value to its book value (where book value
P/B_ratio
Ratio of males to females in a population
human sex ratio is the ratio of males to females in a population in the context of anthropology and demography. In humans, the natural sex ratio at birth
Human_sex_ratio
Likelihood ratios used for assessing the value of performing a diagnostic test
use of likelihood ratios for decision rules was made at a symposium on information theory in 1954. In medicine, likelihood ratios were introduced between
Likelihood ratios in diagnostic testing
Likelihood_ratios_in_diagnostic_testing
Concept in financial risk modeling
alternative for the widely used Sharpe ratio and is based on information the Sharpe ratio discards. Omega is calculated by creating a partition in the
Omega_ratio
Type of regulation on commercial banks
bank. This rate is commonly referred to as the cash reserve ratio or shortened as reserve ratio. Though the definitions vary, the commercial bank's reserves
Reserve_requirement
Calculation of investment performance
Calmar ratio (or Drawdown ratio) is a performance measurement used to evaluate Commodity Trading Advisors and hedge funds. It was created by Terry W. Young
Calmar_ratio
Liquidity ratio for a firm
The current ratio is a liquidity ratio that measures whether a firm has enough resources to meet its short-term obligations. It is the ratio of a firm's
Current_ratio
1760s legal maxim by William Blackstone
In criminal law, Blackstone's ratio is the ratio between letting guilty go unpunished (error of impunity) and convicting innocent people, two forms of
Blackstone's_ratio
Topics referred to by the same term
rate, or (when referring to an asset class) interest rate derivative Information ratio, when referring to risk-adjusted returns of a financial security Investor
IR
Interdecile range Interquartile range Calmar ratio Coefficient of variation Information ratio Jaws ratio Jensen's alpha Modigliani risk-adjusted performance
List of financial performance measures
List_of_financial_performance_measures
Indicator of health or fertility
The waist–hip ratio or waist-to-hip ratio (WHR) is the dimensionless ratio of the circumference of the waist to that of the hips. This is calculated as
Waist–hip_ratio
Mathematical ratio used in investing
used measures include the Sharpe ratio, which relates excess return to return volatility, and the information ratio, which compares active return with
Risk_return_ratio
This is a list of countries by trade-to-GDP ratio, i.e. the sum of exports and imports of goods and services, divided by gross domestic product, expressed
List of countries by trade-to-GDP ratio
List_of_countries_by_trade-to-GDP_ratio
Professional asset management of securities for the benefit of investors
they risk-adjusted ratios (Sharpe ratio, information ratio) or differential returns compared to benchmarks (alphas). The Sharpe ratio is the simplest and
Investment_management
Medical ratio
In survival analysis, the hazard ratio (HR) is the ratio of the hazard rates corresponding to the conditions characterised by two distinct levels of a
Hazard_ratio
Price/earnings to growth ratio, a stock price analysis tool
The PEG ratio (price/earnings to growth ratio) is a valuation metric for determining the relative trade-off between the price of a stock, the earnings
PEG_ratio
length, there are various methods in use to measure coastlines through ratios and other metrics.[citation needed] A coastline of zero indicates that the
List of countries and dependencies by length of coastline
List_of_countries_and_dependencies_by_length_of_coastline
Electronic moving image
entertainment, education, and information dissemination worldwide. Video systems vary in display resolution, aspect ratio, refresh rate, color reproduction
Video
Combustion chamber capacity ratio
The compression ratio is the ratio between the maximum and minimum volume during the compression stage of the power cycle in a piston or Wankel engine
Compression_ratio
Statistic quantifying the association between two events
odds ratio (OR) is a statistic that quantifies the strength of the association between two events, A and B. The odds ratio is defined as the ratio of the
Odds_ratio
Measure of the risk-adjusted returns of some investment portfolio
Information ratio Jensen's alpha Modern portfolio theory Roy's safety-first criterion Sharpe ratio Sortino ratio Treynor ratio Upside potential ratio
Modigliani risk-adjusted performance
Modigliani_risk-adjusted_performance
Information theory quantity
In information theory and telecommunication engineering, the signal-to-interference-plus-noise ratio (SINR) (also known as the signal-to-noise-plus-interference
Signal-to-interference-plus-noise ratio
Signal-to-interference-plus-noise_ratio
Operating expenses as percent of revenue
In finance, the operating ratio is a company's operating expenses as a percentage of revenue. This financial ratio is most commonly used for industries
Operating_ratio
The Texas ratio is a metric used to assess the extent of a bank's credit problems. Developed by Gerard Cassidy and others at RBC Capital Markets, it is
Texas_ratio
Scientific study of digital information
I(X;Y)=D_{\mathrm {KL} }(p(X,Y)\|p(X)p(Y)).} Mutual information is closely related to the log-likelihood ratio test in the context of contingency tables and
Information_theory
Measure used in epidemiology
In epidemiology, a rate ratio, sometimes called an incidence density ratio or incidence rate ratio, is a relative difference measure used to compare the
Rate_ratio
Ratio of neutrons to protons in an atomic nucleus
The neutron–proton ratio (N/Z ratio or nuclear ratio) of an atomic nucleus is the ratio of its number of neutrons to its number of protons. Among stable
Neutron–proton_ratio
System to capture, manage, and present geographic data
incomplete information. Beyond modeling, GIS enables a comprehensive evaluation by integrating geological and industrial parameters—such as overburden ratio and
Geographic_information_system
Import ratio, in economics and government finance, is the ratio of total imports of a country to that country’s total foreign exchange (FX) reserves. The
Import_ratio
Mathematical ratios used to quantify concentration of market shares in industries
concentration ratios are used to quantify market concentration and are based on companies' market shares in a given industry. A concentration ratio (CR) is
Concentration_ratio
Measure of financial risk
Treynor reward-to-volatility model (sometimes called the reward-to-volatility ratio or Treynor measure), named after American economist Jack L. Treynor, is
Treynor_ratio
The analysis of line intensity ratios is an important tool to obtain information about laboratory and space plasmas. In emission spectroscopy, the intensity
Spectral_line_ratios
Probability distribution
A ratio distribution (also known as a quotient distribution) is a probability distribution constructed as the distribution of the ratio (or quotient)
Ratio_distribution
Commonly used display resolutions
to a wider aspect ratio, first to the 16:10 ratio. The 16:10 ratio allowed some compromise between showing older 4:3 aspect ratio broadcast TV shows
Display_resolution_standards
Number of students divided by number of teachers
student–teacher ratio or student–faculty ratio refers to the number of students for every teacher in a school. For example, a student–teacher ratio of 10:1 indicates
Student–teacher_ratio
Current and savings account ratio
CASA ratio stands for current and savings account ratio. CASA ratio of a bank is the ratio of deposits in current, and saving accounts to total deposits
CASA_ratio
American football player (born 1983)
Jim Brown. Rodgers has led the NFL six times in touchdown-to-interception ratio (2011, 2012, 2014, 2018, 2020, 2021); six times in lowest passing interception
Aaron_Rodgers
Financial metric comparing stock price to cash flow per share
The price/cash flow ratio (also called price-to-cash flow ratio or P/CF), is a financial ratio used to compare a company's market value to its cash flow
Price-to-cash_flow_ratio
selection ratio provides information about the value of assessment tools, such as interviews, work samples, and psychometric tests. When the selection ratio is
Selection_ratio
Signal-to-noise ratio of a modulated signal
In telecommunications, the carrier-to-noise ratio, often written CNR or C/N, is the signal-to-noise ratio (SNR) of a modulated signal. The term is used
Carrier-to-noise_ratio
Property of magnitude or multitude
Wallis later conceived of ratios of magnitudes as real numbers: When a comparison in terms of ratio is made, the resultant ratio often [namely with the exception
Quantity
Measure used in radio engineering and telecommunications
In radio engineering and telecommunications, standing wave ratio (SWR) is a measure of impedance matching of loads to the characteristic impedance of
Standing_wave_ratio
Measure of dependence between two variables
This normalized version is also known as Information Quality Ratio (IQR) and quantifies the amount of information of a variable based on another variable
Mutual_information
Financial ratio assessing long-term financial soundness
A solvency ratio is a financial ratio used to assess an organisation's ability to meet its longer-term obligations and remain financially sound over time
Solvency_ratio
Relative measure of dispersion expressed as the ratio of standard deviation to the mean
probability distribution or frequency distribution. It is defined as the ratio of the standard deviation σ {\displaystyle \sigma } to the mean μ {\displaystyle
Coefficient_of_variation
Liquid component of blood
The same information, shown in molarity rather than mass
Blood_plasma
Building density measurement
Floor area ratio (FAR) is the ratio of a building's total floor area (gross floor area) to the size of the piece of land upon which it is built. In an
Floor_area_ratio
% of gross income paid towards debts
In the consumer mortgage industry, debt-to-income ratio (DTI) is the percentage of a consumer's monthly gross income that goes toward paying debts. (Speaking
Debt-to-income_ratio
Measure of flowability of a powder or granular material
The Hausner ratio is a number that is correlated to the flowability of a powder or granular material. It is named after the engineer Henry H. Hausner
Hausner_ratio
The equity ratio is a financial ratio indicating the relative proportion of equity used to finance a company's assets. The two components are often taken
Equity_ratio
Proportion between the width and the height of a pixel
A pixel aspect ratio (PAR) is a mathematical ratio that describes how the width of a pixel in a digital image compares to the height of that pixel. Most
Pixel_aspect_ratio
Concept of this parameter
extinction ratio (re) is the ratio of two optical power levels of a digital signal generated by an optical source, e.g., a laser diode. The extinction ratio may
Extinction_ratio
Financial metric assessing ability to cover debt payments
The debt service coverage ratio (DSCR), also known as the debt coverage ratio (DCR), is a financial ratio that measures an entity's ability to generate
Debt_service_coverage_ratio
Financial ratio covering the percentage of assets funded by debt
The debt ratio or debt to assets ratio is a financial ratio which indicates the percentage of a company's assets which are funded by debt. It is measured
Debt_ratio
Unincorporated community in Arkansas, US
name "Ratio" is obscure. U.S. Geological Survey Geographic Names Information System: Ratio, Arkansas Moyer, Armond; Moyer, Winifred (1958). The origins of
Ratio,_Arkansas
Physical quantity of interest in chemistry and electrodynamics
The mass-to-charge ratio (m/Q) is a physical quantity relating the mass (quantity of matter) and the electric charge of a given particle, expressed in
Mass-to-charge_ratio
Industrial shift to information technology
The Information Age is a historical period that began in the mid-20th century. It is characterized by a rapid shift from traditional industries, as established
Information_Age
The shooting ratio in filmmaking and television production is the ratio between the total duration of its footage created for possible use in a project
Shooting_ratio
Average uncertainty in variable's states
predictors show an information rate between 0.6 and 1.3 bits per character in English; the PPM compression algorithm can achieve a compression ratio of 1.5 bits
Entropy_(information_theory)
Proportion of fighting force to support elements
The tooth-to-tail ratio (T3R), in military jargon, is the number of military personnel it takes to supply and support ("tail") each combat soldier ("tooth")
Tooth-to-tail_ratio
In ecological theory, the Hutchinson's ratio is the ratio of the size differences between similar species when they are living together as compared to
Hutchinson's_ratio
Indicator in finance
The bias ratio is an indicator used in finance to analyze the returns of investment portfolios, and in performing due diligence. The bias ratio is a concrete
Bias_ratio
Proportions of the human body in art
of the elements of the human body to each other and to the whole. These ratios are used in depictions of the human figure and may become part of an artistic
Body_proportions
Concept in statistics
In statistics, spurious correlation of ratios is a form of spurious correlation that arises between ratios of absolute measurements which themselves are
Spurious correlation of ratios
Spurious_correlation_of_ratios
The X:A ratio is the ratio between the number of X chromosomes and the number of sets of autosomes in an organism. This ratio is used primarily for determining
X:A_ratio
Measurement of the power of a data compression algorithm
Data compression ratio, also known as compression power, is a measurement of the relative reduction in size of data representation produced by a data
Data_compression_ratio
Percentage of profit a company keeps for itself
In corporate finance, the retention ratio indicates the percentage of a company's earnings that are not paid out in dividends to shareholders but credited
Retention_ratio
Statistical estimator for ratio of means
The ratio estimator is a statistical estimator for the ratio of means of two random variables. Ratio estimates are biased and corrections must be made
Ratio_estimator
Proportional ratio of a linear dimension
scale ratio of a model represents the proportional ratio of a linear dimension of the model to the same feature of the original. Scale ratios are notated
Scale_(ratio)
The Lerman ratio, named after economist Robert I. Lerman, suggest that a government benefit to the underemployed, such as welfare, will presumably reduce
Lerman_ratio
Unit of information
DAT-ə) is a collection of discrete or continuous values that conveys information, describing the quantity, quality, fact, statistics, other basic units
Data
Total pressure ratio across a jet engine
The engine pressure ratio (EPR) is the total pressure ratio across a jet engine, measured as the ratio of the total pressure at the exit of the propelling
Engine_pressure_ratio
Solid state physics
Axial ratio, for any structure or shape with two or more axes, is the ratio of the length (or magnitude) of those axes to each other - the longer axis
Axial_ratio
Statistics on divorces by country/region
There are three ratios used for divorce rate calculations: crude divorce rate, refined divorce rate, and divorce-to-marriage ratio. Each of these calculations
List of countries by marriage and divorce rates
List_of_countries_by_marriage_and_divorce_rates
Ship measurement
The displacement–length ratio (DLR or D/L ratio) is a calculation used to express how heavy a boat is relative to its waterline length. DLR was first
Displacement–length_ratio
Ratio of useful signal versus co-channel interference received
The signal-to-interference ratio (SIR or S/I), also known as the carrier-to-interference ratio (CIR or C/I), is the quotient between the average received
Signal-to-interference_ratio
Measurement in oil production
usual for some natural gas to come out of solution. The gas/oil ratio (GOR) is the ratio of the volume of gas ("scf") that comes out of solution to the
Gas/oil_ratio
In pharmacokinetics, the drug accumulation ratio (Rac) is the ratio of accumulation of a drug under steady state conditions (i.e., after repeated administration)
Drug_accumulation_ratio
Measure of profitability of animal husbandry
A feed ratio is a measure of profitability of animal husbandry, expressed as the ratio between the cost of food and the price of the final product. For
Feed_ratio
Number, approximately 2.20557
name supersilver ratio is by analogy with the silver ratio, the positive solution of the equation x2 = 2x + 1, and the supergolden ratio. Three quantities
Supersilver_ratio
Ratio of competing statistical models
The Bayes factor is a ratio of two competing statistical models represented by their evidence, and is used to quantify the support for one model over
Bayes_factor
Statistical ratio; proportion of a working age population that is employed
Employment rate, also called the employment-to-population ratio, is a statistical ratio that measures the proportion of a country's working age population
Employment_rate
Principle of the case
Ratio decidendi (US: /ˌreɪʃioʊ ˌdɪsaɪˈdɛndi, -daɪ/; Latin plural rationes decidendi) is a Latin phrase meaning "the reason" or "the rationale for the
Ratio_decidendi
Statistical dispersion in nominal distributions
dispersion in nominal distributions. Examples include the variation ratio or the information entropy. There are several types of indices used for the analysis
Qualitative_variation
Numbers obtained by adding the two previous ones
to the golden ratio: Binet's formula expresses the n-th Fibonacci number in terms of n and the golden ratio, and implies that the ratio of two consecutive
Fibonacci_sequence
Measure used in calculating seawater density gradient
The density ratio of a column of seawater is a measure of the relative contributions of temperature and salinity in determining the density gradient.
Density_ratio
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