| 单词 | parametric |
| 例句 | Babi taught her to derive the quadratic equation, showed her how to factor polynomials and plot parametric curves. A Thousand Splendid Suns 2007-05-22T00:00:00Z Computer programs helped devise the canyon’s parametric curves; Gang refined the creases and pleats. Wonder and Awe in Natural History’s New Wing. Butterflies, Too. 2023-04-25T04:00:00Z Soon he is helping a small band of survivors fight off a full-scale zombie invasion with the help of tangent vectors, parametric curve derivatives and exponential growth analysis. Academic Zombies Attack! (Again) 2014-10-31T04:00:00Z Those trusses, exposed and painted gray as is much of the hall, support catenary skylights, like inverted nets or inflated glass balloons, aerial feats of sculptural engineering and parametric design. Moynihan Train Hall: It’s Stunning. And, a First Step. 2021-01-11T05:00:00Z Mr. Masterton told me he’s using some of the techniques he learned in architecture school when so-called parametric design was the rage. Forensics Helps Widen Architecture’s Mission 2018-04-06T04:00:00Z Without missing a beat, the women raised our tired heads from our textbooks, collectively muttered, “Two-hundred and eighty,” and then went back to solving parametric equations. Perspective | The key to glorifying a questionable diet? Be a tech bro and call it ‘biohacking.’ 2019-04-11T04:00:00Z It’s part Dr. Seuss, part Jurassic Park, part parametric extravaganza, adding a kind of naturalism to abstract, airborne forms associated with contemporary architecture at its most theatrical. Natural History Museum’s Expansion: Part Dr. Seuss, Part Jurassic Park 2015-11-05T05:00:00Z A special component in the setup, known as an optical parametric oscillator, was used to shift the comb teeth from the near-infrared to the mid-infrared colors absorbed by CO2. New frequency comb can identify molecules in 20-nanosecond snapshots 2023-10-30T04:00:00Z Capital Development Fund, for example, recently developed parametric policies for Vanuatu, Tonga, and Fiji covering cyclone damage. Heat insurance offers climate change lifeline to poor workers 2023-05-19T04:00:00Z The company will offer parametric insurance policies that they say is more accurate and flexible than existing options on the market — and pays out claims within hours or days, rather than weeks or months. Upstart Flood-Damage Insurer Could Pay Claims within Hours 2023-01-23T05:00:00Z With this kind of policy – a "parametric" policy – there is no need for a damage assessment. Analysis: First U.S. coral insurance marks the rise of the reef brigades 2022-11-21T05:00:00Z There are two main types of climate disaster insurance: indemnity insurance and parametric insurance. Facing a call for climate reparations, wealthy nations propose an insurance schemee 2022-11-19T05:00:00Z But the optical parametric oscillator can also be tuned to other regions of the mid-infrared so that the combs can detect other molecules that absorb light in those regions. New frequency comb can identify molecules in 20-nanosecond snapshots 2023-10-30T04:00:00Z While parametric insurance has been around since the 1990s, recent advances in satellite technologies have opened up areas that were previously difficult to assess for damage, such as distant islands or mountain communities. Heat insurance offers climate change lifeline to poor workers 2023-05-19T04:00:00Z Figure 1.4 Graph of the plane curve described by the parametric equations in part a. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.16 Graph of the line segment described by the given parametric equations. Calculus, Vol 2 2016-03-30T00:00:00Z In the case of parametric insurance, on the other hand, insurers identify specific climatic conditions that trigger payouts to policyholders. Facing a call for climate reparations, wealthy nations propose an insurance schemee 2022-11-19T05:00:00Z Find parametric equations for curves defined by rectangular equations. Algebra and Trigonometry 2015-02-13T00:00:00Z "In most cases, there is zero adaptation spend," said CEO Jonathan Gonzales of parametric start-up Raincoat, which has deployed five projects in Colombia, Mexico, Jamaica and Puerto Rico. Heat insurance offers climate change lifeline to poor workers 2023-05-19T04:00:00Z For the following exercises, sketch the parametric equations by eliminating the parameter. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.19 Graph of the curve described by parametric equations in part c. Calculus, Vol 2 2016-03-30T00:00:00Z As a result, even when an expensive climate-driven disaster strikes, insurers sometimes don't pay because the parametric thresholds weren't met. Facing a call for climate reparations, wealthy nations propose an insurance schemee 2022-11-19T05:00:00Z We can use these parametric equations in a number of applications when we are looking for not only a particular position but also the direction of the movement. Algebra and Trigonometry 2015-02-13T00:00:00Z While traditional insurance can take months to pay, with so-called "parametric" insurance there is no need to prove losses. Heat insurance offers climate change lifeline to poor workers 2023-05-19T04:00:00Z The parametric equations of a line are not unique. Calculus, Volume 3 2016-03-30T00:00:00Z For the following exercises, find the area of the regions bounded by the parametric curves and the indicated values of the parameter. Calculus, Vol 2 2016-03-30T00:00:00Z "There's still a lot of work needed to develop the thresholds and triggers for a parametric insurance product in rivers where we don't have sufficient historical data," he said. Facing a call for climate reparations, wealthy nations propose an insurance schemee 2022-11-19T05:00:00Z This is one of the primary advantages of using parametric equations: we are able to trace the movement of an object along a path according to time. Algebra and Trigonometry 2015-02-13T00:00:00Z At annual climate talks in Egypt last year, nonprofits urged richer nations to help finance parametric insurance as a way of compensating victims of worsening weather extremes. Heat insurance offers climate change lifeline to poor workers 2023-05-19T04:00:00Z We can use the equations of the two planes to find parametric equations for the line of intersection. Calculus, Volume 3 2016-03-30T00:00:00Z In this chapter we also study parametric equations, which give us a convenient way to describe curves, or to study the position of a particle or object in two dimensions as a function of time. Calculus, Vol 2 2016-03-30T00:00:00Z Scor is running several pilot projects on the continent in agricultural parametric insurance which could see it enter new sub-Saharan African markets if successful. Analysis: Warming Africa threatens insurers' quest for profit 2022-06-09T04:00:00Z We begin this section with a look at the basic components of parametric equations and what it means to parameterize a curve. Algebra and Trigonometry 2015-02-13T00:00:00Z Insurers are also working on so-called parametric policies. Underwriters puzzle over how to make pandemics insurable again 2021-05-10T04:00:00Z For the following exercises, find the vector and parametric equations of the line with the given properties. Calculus, Volume 3 2016-03-30T00:00:00Z In this section we examine parametric equations and their graphs. Calculus, Vol 2 2016-03-30T00:00:00Z Physicists can generate pairs of entangled microwave pulses from single ones using, instead of a crystal, a gizmo called a Josephson parametric converter. The short weird life—and potential afterlife—of quantum radar 2020-09-23T04:00:00Z Then we will learn how to eliminate the parameter, translate the equations of a curve defined parametrically into rectangular equations, and find the parametric equations for curves defined by rectangular equations. Algebra and Trigonometry 2015-02-13T00:00:00Z But somewhere en route it also became a "parametric" reform. Why France is resisting Macron's push on pensions 2020-02-16T05:00:00Z Figure 1.5 Graph of the plane curve described by the parametric equations in part b. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.5 Graph of the plane curve described by the parametric equations in part b. Calculus, Vol 2 2016-03-30T00:00:00Z This type of insurance policy, known as parametric insurance, is still fairly new in the United States, Bridges said. Miami Beach looks to insure tourism tax revenue 2018-05-02T04:00:00Z In some instances, the concept of breaking up the equation for a circle into two functions is similar to the concept of creating parametric equations, as we use two functions to produce a non-function. Algebra and Trigonometry 2015-02-13T00:00:00Z This type of bond uses what is called a “parametric” trigger, which differs from more traditional bonds that base payouts on financial costs or damages. Mexico's disaster bonds were meant to provide quick cash after hurricanes and earthquakes. But it often hasn’t worked out that way 2018-04-08T04:00:00Z Figure 1.6 Graph of the plane curve described by the parametric equations in part c. Calculus, Volume 3 2016-03-30T00:00:00Z Find two different pairs of parametric equations to represent the graph of y = 2x2 − 3. Calculus, Vol 2 2016-03-30T00:00:00Z As a result, quantum fluctuation should dominate the initial population, suggesting that we should observe parametric amplification of the vacuum fluctuation. Collective emission of matter-wave jets from driven Bose–Einstein condensates 2017-11-05T04:00:00Z TRY IT #1 Construct a table of values and plot the parametric equations: Algebra and Trigonometry 2015-02-13T00:00:00Z One of the advantages of the parametric models, experts say, is they are easy to manage and understand: The bonds either trigger a payout or they don’t. Mexico's disaster bonds were meant to provide quick cash after hurricanes and earthquakes. But it often hasn’t worked out that way 2018-04-08T04:00:00Z Figure 1.7 Graph of the plane curve described by the parametric equations in part a. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.17 Graph of the parabola described by parametric equations in part a. Calculus, Vol 2 2016-03-30T00:00:00Z Newspapers are shut down, critics locked up and protesters tortured, but cor just look at that parametric blob. 'Norman said the president wants a pyramid': how starchitects built Astana 2017-10-17T04:00:00Z Any strategy we may use to find the parametric equations is valid if it produces equivalency. Algebra and Trigonometry 2015-02-13T00:00:00Z Speed is a key selling point for parametric triggers. Mexico's disaster bonds were meant to provide quick cash after hurricanes and earthquakes. But it often hasn’t worked out that way 2018-04-08T04:00:00Z Figure 1.10 Graph of the hypocycloid described by the parametric equations shown. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.18 Graph of the curve described by parametric equations in part b. Calculus, Vol 2 2016-03-30T00:00:00Z He spoke of the building’s parametric sloping, its reflectivity, the alignments between the indoor and outdoor spaces and the overhead “bones,” the seismic supports — and he anticipated the critics. L.A. now has a new tallest building. How it will fit into the fabric of the city is still open to debate 2017-06-27T04:00:00Z If the domain becomes restricted in the set of parametric equations, and the function does not allow the same values for as the domain of the rectangular equation, then the graphs will be different. Algebra and Trigonometry 2015-02-13T00:00:00Z This parametric variable has the feature that the ratios of the three α coefficients determine the extent to which its value scales with the three real variables , and . Mapping of a non-spatial dimension by the hippocampal–entorhinal circuit : Nature : Nature Research 2017-03-28T04:00:00Z Figure 1.17 Graph of the parabola described by parametric equations in part a. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.20 Tangent line to the parabola described by the given parametric equations when t = 2. Calculus, Vol 2 2016-03-30T00:00:00Z Random forests account for higher-order interactions and nonlinear relationships between predictors, and do not require many of the strict assumptions of linear parametric models that are difficult to meet47. Capacity shortfalls hinder the performance of marine protected areas globally : Nature : Nature Research 2017-03-21T04:00:00Z Explain how to eliminate a parameter given a set of parametric equations. Algebra and Trigonometry 2015-02-13T00:00:00Z The alternative is parametric text to speech — building a completely computer-generated voice, using coded rules based on grammar or mouth sounds. Google’s DeepMind AI fakes some of the most realistic human voices yet 2016-09-09T04:00:00Z Figure 1.8 Graph of the plane curve described by the parametric equations in part b. Calculus, Volume 3 2016-03-30T00:00:00Z We will use parametric equations and polar coordinates for describing many topics later in this text. Calculus, Vol 2 2016-03-30T00:00:00Z Anything shiny and faddish, with flying titanium panels or parametric pyrotechnics, would look dated. Alejandro Aravena, the Architect Rebuilding a Country 2016-05-23T04:00:00Z What is a benefit of writing a system of parametric equations as a Cartesian equation? Algebra and Trigonometry 2015-02-13T00:00:00Z This project is the culmination of our significant research into how to best work with individual site and climatic constraints, brought together using our new parametric modeling techniques. Let's talk about this Beyoncé-inspired skyscraper being built in Australia 2015-07-06T04:00:00Z Figure 1.16 Graph of the line segment described by the given parametric equations. Calculus, Volume 3 2016-03-30T00:00:00Z In the two-dimensional coordinate system, parametric equations are useful for describing curves that are not necessarily functions. Calculus, Vol 2 2016-03-30T00:00:00Z Nevertheless, the parametric reforms partly compensated for this, and by 2003, the net effect was positive. Argentina's Pension Policy In The Last 20 Years: Chronicle Of A Death Foretold 2015-04-27T04:00:00Z For the following exercises, use a graphing calculator to complete the table of values for each set of parametric equations. Algebra and Trigonometry 2015-02-13T00:00:00Z In my opinion, the site’s real magic is its parametric filtering. DIY PC: How To Source Cheap And Compatible Parts For Your Next Build 2015-01-20T05:00:00Z Figure 1.18 Graph of the curve described by parametric equations in part b. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.4 Graph of the plane curve described by the parametric equations in part a. Calculus, Vol 2 2016-03-30T00:00:00Z More recently, in November, the pop star wore a parametric sculptured dress at the launch of her album ARTPOP. Lady Gaga goes gaga over 3D Printing 2013-12-06T19:31:00Z Often, more information is obtained from a set of parametric equations. Algebra and Trigonometry 2015-02-13T00:00:00Z Phase matching is a critical requirement for coherent nonlinear optical processes such as frequency conversion and parametric amplification. [Report] Phase Mismatch–Free Nonlinear Propagation in Optical Zero-Index Materials 2013-12-05T18:57:13.572Z Figure 1.19 Graph of the curve described by parametric equations in part c. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.6 Graph of the plane curve described by the parametric equations in part c. Calculus, Vol 2 2016-03-30T00:00:00Z The website also allows you to tweak its facial features with a series of sliders, in a form of parametric eugenics – although, try as you might, you can't get rid of their wide-eyed stare. Is DIY design more than a passing fad? 2013-07-24T10:15:03Z There are an infinite number of ways to choose a set of parametric equations for a curve defined as a rectangular equation. Algebra and Trigonometry 2015-02-13T00:00:00Z Each spectrum is described by a smooth parametric background model plus a signal model, taken from simulation, which is approximately Gaussian but includes broader tails. [Article] A Particle Consistent with the Higgs Boson Observed with the ATLAS Detector at the Large Hadron Collider 2012-12-20T21:55:01.327Z Figure 1.20 Tangent line to the parabola described by the given parametric equations when t = 2. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.7 Graph of the plane curve described by the parametric equations in part a. Calculus, Vol 2 2016-03-30T00:00:00Z The null distribution of this statistic is estimated by a simulation experiment, by which I suppose is meant a parametric bootstrap. Fraud Detection Method Called Credible But Used Like an 'Instrument of Medieval Torture' 2012-06-29T22:25:34Z Find an expression for such that the domain of the set of parametric equations remains the same as the original rectangular equation. Algebra and Trigonometry 2015-02-13T00:00:00Z If people have been cooking with pots and pans and broilers all these hundreds of years, what made him think that they would change now, even with his parametric charts at their disposal? The Tastemaker 2011-03-12T08:50:00Z For the following exercises, use a computer algebra system to approximate the area of the following surfaces using a parametric description of the surface. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.8 Graph of the plane curve described by the parametric equations in part b. Calculus, Vol 2 2016-03-30T00:00:00Z We interpret as a parametric diagnostic of the short-term temperature sensitivity of respiration at ecosystem level. [Technical Response] Response to Comment on ?Global Convergence in the Temperature Sensitivity of Respiration at Ecosystem Level? 2011-03-10T18:55:30.647Z To graph parametric equations by plotting points, make a table with three columns labeled and Choose values for in increasing order. Algebra and Trigonometry 2015-02-13T00:00:00Z In this section, we’ll discuss parametric equations and some common applications, such as projectile motion problems. Algebra and Trigonometry 2015-02-13T00:00:00Z Each set of parametric equations leads to a related set of symmetric equations, so it follows that a symmetric equation of a line is not unique either. Calculus, Volume 3 2016-03-30T00:00:00Z So far we have seen the method of eliminating the parameter, assuming we know a set of parametric equations that describe a plane curve. Calculus, Vol 2 2016-03-30T00:00:00Z The parametric equations are plotted in blue; the graph for the rectangular equation is drawn on top of the parametric in a dashed style colored red. Algebra and Trigonometry 2015-02-13T00:00:00Z When graphing a parametric curve by plotting points, note the associated t-values and show arrows on the graph indicating the orientation of the curve. Algebra and Trigonometry 2015-02-13T00:00:00Z TRY IT #3 Sketch the graph of the parametric equations along with the rectangular equation on the same grid. Algebra and Trigonometry 2015-02-13T00:00:00Z Going back to Equation 2.12, we can also find parametric equations for this line segment. Calculus, Volume 3 2016-03-30T00:00:00Z What if we would like to start with the equation of a curve and determine a pair of parametric equations for that curve? Calculus, Vol 2 2016-03-30T00:00:00Z A common application of parametric equations is solving problems involving projectile motion. Algebra and Trigonometry 2015-02-13T00:00:00Z Projectile motion depends on two parametric equations: and Initial velocity is symbolized as represents the initial angle of the object when thrown, and represents the height at which the object is propelled. Algebra and Trigonometry 2015-02-13T00:00:00Z The horizontal position is found using the parametric equation for Thus, Algebra and Trigonometry 2015-02-13T00:00:00Z Find parametric equations of the line passing through the origin and the point of tangency. Calculus, Volume 3 2016-03-30T00:00:00Z Figure 7.10 Graph of the hypocycloid described by the parametric equations shown. Calculus, Vol 2 2016-03-30T00:00:00Z The vertical position is found using the parametric equation for Thus, Algebra and Trigonometry 2015-02-13T00:00:00Z When we graph parametric equations, we can observe the individual behaviors of and of There are a number of shapes that cannot be represented in the form meaning that they are not functions. Algebra and Trigonometry 2015-02-13T00:00:00Z What are two methods used to graph parametric equations? Algebra and Trigonometry 2015-02-13T00:00:00Z The second step is to define the surface area of a parametric surface. Calculus, Volume 3 2016-03-30T00:00:00Z Earlier in this section, we looked at the parametric equations for a cycloid, which is the path a point on the edge of a wheel traces as the wheel rolls along a straight path. Calculus, Vol 2 2016-03-30T00:00:00Z What is one difference in point-plotting parametric equations compared to Cartesian equations? Algebra and Trigonometry 2015-02-13T00:00:00Z Find parametric equations for the position of the object. Algebra and Trigonometry 2015-02-13T00:00:00Z Name a few common types of graphs of parametric equations. Algebra and Trigonometry 2015-02-13T00:00:00Z Use Green’s theorem to find the area under one arch of the cycloid given by parametric plane x = t − sin t, y = 1 − cos t, t ≥ 0. Calculus, Volume 3 2016-03-30T00:00:00Z First, let’s revisit the derivation of the parametric equations for a cycloid. Calculus, Vol 2 2016-03-30T00:00:00Z Why are parametric graphs important in understanding projectile motion? Algebra and Trigonometry 2015-02-13T00:00:00Z However, there are various methods we can use to rewrite a set of parametric equations as a Cartesian equation. Algebra and Trigonometry 2015-02-13T00:00:00Z For the following exercises, graph each set of parametric equations by making a table of values. Algebra and Trigonometry 2015-02-13T00:00:00Z Let’s now generalize the notions of smoothness and regularity to a parametric surface. Calculus, Volume 3 2016-03-30T00:00:00Z Note that these are the same parametric representations we had before, but we have now assigned a physical meaning to the parametric variable t. Calculus, Vol 2 2016-03-30T00:00:00Z For the following exercises, use the parametric equations for integers a and b: Algebra and Trigonometry 2015-02-13T00:00:00Z What is a benefit of using parametric equations? Algebra and Trigonometry 2015-02-13T00:00:00Z If is 1 more than describe the effect the values of and have on the graph of the parametric equations. Algebra and Trigonometry 2015-02-13T00:00:00Z For the following exercises, find parametric descriptions for the following surfaces. Calculus, Volume 3 2016-03-30T00:00:00Z Write the parametric equations of a circle with center radius 5, and a counterclockwise orientation. Algebra and Trigonometry 2015-02-13T00:00:00Z Write the parametric equations of an ellipse with center major axis of length 10, minor axis of length 6, and a counterclockwise orientation. Algebra and Trigonometry 2015-02-13T00:00:00Z Why are there many sets of parametric equations to represent on Cartesian function? Algebra and Trigonometry 2015-02-13T00:00:00Z For the following exercises, look at the graphs that were created by parametric equations of the form Use the parametric mode on the graphing calculator to find the values of and to achieve each graph. Algebra and Trigonometry 2015-02-13T00:00:00Z For the following exercises, use a graphing utility to graph the given parametric equations. Algebra and Trigonometry 2015-02-13T00:00:00Z The graph of each set of parametric equations appears to “creep” along one of the axes. Algebra and Trigonometry 2015-02-13T00:00:00Z Explain the effect on the graph of the parametric equation when we switched and . Algebra and Trigonometry 2015-02-13T00:00:00Z For the following exercises, eliminate the parameter to rewrite the parametric equation as a Cartesian equation. Algebra and Trigonometry 2015-02-13T00:00:00Z Explain the effect on the graph of the parametric equation when we changed the domain. Algebra and Trigonometry 2015-02-13T00:00:00Z Write parametric equations for the object’s position, and then eliminate time to write height as a function of horizontal position. Algebra and Trigonometry 2015-02-13T00:00:00Z Find parametric equations that model the problem situation. Algebra and Trigonometry 2015-02-13T00:00:00Z For the following exercises, look at the graphs of each of the four parametric equations. Algebra and Trigonometry 2015-02-13T00:00:00Z For the following exercises, rewrite the parametric equation as a Cartesian equation by building an table. Algebra and Trigonometry 2015-02-13T00:00:00Z Eliminate the parameter to rewrite the following parametric equations as a Cartesian equation: Algebra and Trigonometry 2015-02-13T00:00:00Z |
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