What's the difference between checkerboard and square?

Checkerboard


Definition:

  • (n.) A board with sixty-four squares of alternate color, used for playing checkers or draughts.

Example Sentences:

  • (1) Strains showing occasional antagonism at a particular proportion of concentrations of the test combination, were found to only be indifferent when the mean index of the fractional inhibition concentration of all checkerboard combinations was calculated.
  • (2) In Experiment 1, newborns differentiated gray from green, from yellow, and from red: For each of these hues they preferred chromatic-and-gray checkerboards over gray squares matched in mean luminance, even though the luminance of the gray checks was varied systematically over a wide range so as to minimize nonchromatic cues.
  • (3) Using the quantitative induction assay, the checkerboard method and the disc approximation test, clavulanic acid was shown to act as inducer for all species, whereas sulbactam only induced strains of Providencia stuartii.
  • (4) The fields formed a checkerboard pattern the element size of which variable.
  • (5) The new Austrian HTC, partly defined by the 9th International Histocompatibility Workshop (9WS), partly by a checkerboard experiment with internationally well defined reference HTC, type for HLA-Dw1 to -Dw7 and an obviously new, so far unknown HLA-DR2 related HLA-D determinant.
  • (6) The latency of the first reproducible positive peak in the P-VEP was measured monocularly and binocularly for five sizes of phase alterations checkerboard stimuli (range: 120' to 7.5' check widths).
  • (7) Induction of chemotaxis of LGL by OAG was time and dose-dependent, as confirmed using checkerboard assays.
  • (8) The released activity was chemotactic by checkerboard analysis.
  • (9) Responses were obtained to phase-alternating checkerboards of varying check size.
  • (10) The MTS task employed randomly generated checkerboard-like stimuli presented on a video display.
  • (11) The stimulus was a checkerboard phase-reversed at the frequency of 1 Hz, binocularly viewed by the subject.
  • (12) An operant technique was used to train 10-wk.-old infants on a simultaneous discrimination task with a checkerboard cube and a bull's-eye sphere presented in a stationary form.
  • (13) The combination of peracetic acid and hydrogen peroxide, tested by a checkerboard micromethod, was found to be synergistic.
  • (14) Initially the responses to checkerboard flash or reversal stimuli were computer-averaged in order to raise the signal above the noise, primarily the electroencephalogram (EEG).
  • (15) The patterned stimuli used were checkerboard-like matrices containing, on the average, 4, 36, 100, 400, or 900 bits of information.
  • (16) This stimulated migration was dose-dependent, and by checkerboard analysis was both chemotactic and chemokinetic.
  • (17) C-cells divided once during the kagome-checkerboard transformation, while G-cells did not divide.
  • (18) No synergy or antagonism was found by means of the checkerboard titration method used.
  • (19) Three background conditions were used: a naturalistic landscape photograph, a blank field, and a repeating checkerboard texture that provides strong contours but no information about visual direction.
  • (20) Consequently, the pattern electroretinogram to reversing checkerboards has to be regarded as a mixture of both pattern- (contrast) and luminance-specific components.

Square


Definition:

  • (n.) The corner, or angle, of a figure.
  • (n.) A parallelogram having four equal sides and four right angles.
  • (n.) Hence, anything which is square, or nearly so
  • (n.) A square piece or fragment.
  • (n.) A pane of glass.
  • (n.) A certain number of lines, forming a portion of a column, nearly square; -- used chiefly in reckoning the prices of advertisements in newspapers.
  • (n.) One hundred superficial feet.
  • (n.) An area of four sides, generally with houses on each side; sometimes, a solid block of houses; also, an open place or area for public use, as at the meeting or intersection of two or more streets.
  • (n.) An instrument having at least one right angle and two or more straight edges, used to lay out or test square work. It is of several forms, as the T square, the carpenter's square, the try-square., etc.
  • (n.) Hence, a pattern or rule.
  • (n.) The product of a number or quantity multiplied by itself; thus, 64 is the square of 8, for 8 / 8 = 64; the square of a + b is a2 + 2ab + b2.
  • (n.) Exact proportion; justness of workmanship and conduct; regularity; rule.
  • (n.) A body of troops formed in a square, esp. one formed to resist a charge of cavalry; a squadron.
  • (n.) Fig.: The relation of harmony, or exact agreement; equality; level.
  • (n.) The position of planets distant ninety degrees from each other; a quadrate.
  • (n.) The act of squaring, or quarreling; a quarrel.
  • (n.) The front of a woman's dress over the bosom, usually worked or embroidered.
  • (a.) Having four equal sides and four right angles; as, a square figure.
  • (a.) Forming a right angle; as, a square corner.
  • (a.) Having a shape broad for the height, with rectilineal and angular rather than curving outlines; as, a man of a square frame.
  • (a.) Exactly suitable or correspondent; true; just.
  • (a.) Rendering equal justice; exact; fair; honest, as square dealing.
  • (a.) Even; leaving no balance; as, to make or leave the accounts square.
  • (a.) Leaving nothing; hearty; vigorous.
  • (a.) At right angles with the mast or the keel, and parallel to the horizon; -- said of the yards of a square-rigged vessel when they are so braced.
  • (n.) To form with four sides and four right angles.
  • (n.) To form with right angles and straight lines, or flat surfaces; as, to square mason's work.
  • (n.) To compare with, or reduce to, any given measure or standard.
  • (n.) To adjust; to regulate; to mold; to shape; to fit; as, to square our actions by the opinions of others.
  • (n.) To make even, so as leave no remainder of difference; to balance; as, to square accounts.
  • (n.) To multiply by itself; as, to square a number or a quantity.
  • (n.) To hold a quartile position respecting.
  • (n.) To place at right angles with the keel; as, to square the yards.
  • (v. i.) To accord or agree exactly; to be consistent with; to conform or agree; to suit; to fit.
  • (v. i.) To go to opposite sides; to take an attitude of offense or defense, or of defiance; to quarrel.
  • (v. i.) To take a boxing attitude; -- often with up, sometimes with off.

Example Sentences:

  • (1) The compressive strength of bone is proportional to the square of the apparent density and to the strain rate raised to the 0.06 power.
  • (2) Former lawmaker and historian Faraj Najm said the ruling resets Libya “back to square one” and that the choice now faced by the Tobruk-based parliament is “between bad and worse”.
  • (3) Paired tolbutamide and glucose infusions using a square wave technique demonstrated that although early phase insulin secretion is dimished in the fetus, this is not due to an absolute deficiency of stored insulin.
  • (4) The summary statistics examined are (a) the slope of the least-squares regression of the marker, (b) the average of the last r measurements, and (c) the difference between the averages of the last r and the first s measurements.
  • (5) High concordance was observed between a positive test and relapse during the period of study (chi-square = 27.53, P less than 0.001).
  • (6) At 1 month the rate of production of 6-keto-PGF1 alpha per square millimeter of surface area of experimental segments was normal.
  • (7) In this paper we propose an alternative approach, based on a simple adjustment of the standard Pearson chi-square test for the equality of proportions.
  • (8) After restrained least-squares refinement of the enzyme-substrate complex with the riboflavin omitted from the model, additional electron density appeared near the pyrophosphate, which indicated the presence of an ADPR molecule in the FAD binding site of PHBH.
  • (9) Similarly, while those in the City continue to adopt a Millwall FC-style attitude of "no one likes us, we don't care", there is no incentive for them to heed the advice and demands of the public, who those in the Square Mile prefer to dismiss as intemperate ignoramuses.
  • (10) The feasibility of estimating these parameters, demonstrated by the present study, suggests that a recursive least squares estimation procedure could be used to recover the time variation of each parameter during exercise stress testing of subjects with normal or nearly normal gas exchange.
  • (11) Concentrations of DLIS were detectable in significantly more (58.3%) of the 12 CHF patients (group A) who were not receiving digoxin than in the 22 normal volunteers tested (13.6%) (P less than 0.05 by both chi-square and Fisher's exact test).
  • (12) According to the duration of filtered QRS (fQRS), to the voltage of root mean square of the terminal 40 ms (RMS 40) and to the duration of low amplitude terminal components of the sinus cycles, ventricular late potentials were detected in nine out of 29 subjects.
  • (13) In a BBC Radio 4 performance that attempts to underline his status as a normal bloke – although he admits he was too "square" to attract a girlfriend at university – Miliband's luxury item is a weekly chicken tikka masala from his local north London Indian takeaway.
  • (14) The overall median density was 123 cells per field, which corresponds to 6,950 cells per square mm.
  • (15) The structure of Mn(III) superoxide dismutase (Mn(III)SOD) from Thermus thermophilus, a tetramer of chains 203 residues in length, has been refined by restrained least-squares methods.
  • (16) SSR was evoked by square wave electric stimulation through a pair of surface electrodes placed on the unilateral forearm.
  • (17) After excluding isonymous matings the chi-square values for unique and nonunique surname pairs remained significant for both religious groups.
  • (18) Over the past year, under the rule of Abdel Fatah al-Sisi , security forces have ousted street sellers from the core of the city centre and prominent locations such as Ramses Square, home to Cairo’s main train terminal.
  • (19) The ideal body weight (kg) of each individual can be calculated by the following formula: ideal body mass index x the height (m)2, since body mass index is expressed by the body weight in kilogram divided by the height squared in meters.
  • (20) By comparison in the Netherlands, where there is a better technical training provision, every secondary school is built with an additional 650 square metres of non-academic training space; an investment of more than £1.5m per school.” The Association of School and College Leaders criticised the absence of more funding for students studying for A-levels.