Set size and search type effect on search time during visual search Essay

Set size and search type effect on search time during visual search task - Essay Example Feature Integration theory There are a number of researches with various stimuli, while most prevalent idea proposed for human visual search comes from A. Treisman (1980), who conducted a research illustrating Feature integration theory. It asserts that a visual search is faster in presence of dissimilar background and the number of distracters involved in background do not affect the time consumption in case of a feature search (a search that involves identification of a direct feature like color, shape, orientation or curvature). On the other hand, a conjunction search is affected widely with the number of distracters presented in the background. A conjunction search is defined as a search which does not involve a direct feature but a similarity of multiple features among the various objects. (For example ‘blue square’ has similarities with ‘blue triangle’ and ‘red square’.) Consequent of the propositions, feature integration theory illustrate s that those two searches consists of different methodology for human visual search. Those methods are characterized as parallel searches and serial searches for feature and conjunctive patterns. As further illustrated in Feature Integration theory, feature search and conjunction search differ widely on time consumption patterns as conjunction search follows a twofold process which requires identifying the features and categorizing the conjunctions to create a pattern of search. The distracters found in the patterns are responsible for time consumptions. The feature-integration theory of attention suggests that attention must be directed serially to each stimulus in a display whenever conjunctions of more than one separable feature are needed to characterize or distinguish the possible objects (Treisman and Gelade, 1980) There are number of arguments and theoretical results that involve some serious diversions and modification to this theory. However, most of the theories involve th e base of feature integration which asserts that there are found clear differences in the types of searches when direct features are involved or eliminated. Other theories and Guided search In contrast with feature integration theory there are some proposition which offers different arguments and researches for visual search. A major theory is in the propositions of Wolfe (1989) who offers a broad research for how visual search is not limited only to the factors if the searches are parallel or serial but it also depends largely on the motivating factors for a visual search. Wolfe presents this theory as the guided search theory. In his propositions, a number of subjects were passed through the experiments with varying number of stimuli and the data outcome was measured over the graphs to provide a serious deflection from Feature integration patterns. Subjects searched sets of items for targets defined by conjunctions of color and form, color and orientation, or color and size. Set s ize was varied and reaction times (RT) were measured. For many unpracticed subjects, the slopes of the resulting RT x Set Size functions are too shallow to be consistent with Treisman's feature integration model, which proposes serial, self-terminating search for conjunctions (Jeremy M. Wolfe, 1989). As those results offer a diversion in self-terminating s

Liberty, Equality, fraternity Assignment Example | Topics and Well Written Essays - 250 words

Liberty, Equality, fraternity - Assignment Example This  redefinition  can be seen by the passage of the Rights of Man and of the Citizen during the beginning of the revolution 1. A revolutionary document that declared all men are born and remain free, and have inalienable rights to liberty, security, property and to resist being oppressed. Pre-revolution France was an unequal society where the aristocracy and the clergy enjoyed enormous privileges and power above ordinary  countrymen 2. The two groups were subject to different laws, and this created legal inequality. Peasant rebellions during the early days of the revolution saw the abolition of feudalism 3. This elimination in addition with the Rights of Man and of the Citizen had the effect of granting equality to all French citizens. The concept of fraternity had not exercised prior to the French revolution with the monarchy being indebted to the whims of the aristocracy and clergy4 . Fraternity requires putting the interest of others above your own. The Rights of Man and of the Citizen eliminated the privilege enjoyed by the nobility and clergy. Therefore, the French residents were not indebted to the monarchy but each other. The French revolution personified the ideals of liberty, equality, fraternity which the old regime had failed to protect. Revolts and riots led by the middle and low-class citizens resulted in several fundamental legislation such as the Rights of Man and of the Citizen and the elimination of the feudal system. These laws unified French citizens and signaled the entry of an era where every man free and

Analysis Assignment Example | Topics and Well Written Essays - 500 words - 1

Analysis - Assignment Example Indeed, he claims that bureaucracy is the most rational and efficient form of organization established by man.2 Most assuredly, Weber establishes the merits and demerits of bureaucracy. Notably, Weber conceived sociology as a science with a view of interpreting and understanding social conduct.3 In addressing the substance of sociology, he focused on rationalization as the most general element in the philosophy of history and the constitutive element of modern western society.4 He contends that strict systematic forms of thoughts, which characterize law, are fundamental to rational jurisprudence. Notably, Weber measured rationalization by assessing the extent at which ideas gain in systematic coherence and consistency as well as by assessing the displacement of magical elements of thoughts.5 Moreover, he classifies rationalization into value rationality and purpose rationality. While value rationality focuses on intrinsic value only, purpose rationality focuses on consequences of an action.6 Furthermore, Weber analyzed the concept of domination and established that the emergence of rational societies is critically dependent on the exercise of domination.7 The Weber’s central theme of rationalization process moves from magicians to priests who seek to protect their positions using systematic religious beliefs.8 He also believed that capitalism is the highest level of rationality in economic behavior and established that the concepts of economic ratio nality are in conflict.9 Ultimately, he asserts that the religious roots of modern capitalism led to utilitarianism, which further led to materialism.10 This chapter reckons that there has been immense growth in public administration where the emergence of a wide range of generic and specialized journals, the increasing number of public administration programs, and the

Organizational commitment Assignment Example | Topics and Well Written Essays - 500 words

Organizational commitment - Assignment Example Mangers should build team work through sharing of ideas with employees. Engaging workers in an exchange of ideas is very important for positive feedback (Staw, 2003.p28). This also helps managers to obtain immediate solutions to any problem facing an organization. Since mangers are concerned with setting of company’s target, they should adequately inform their workers about company’s objectives to make them aware of what is expected of them (Doyle, 2003.p.35). Through effective communication, managers will be able to establish lasting relationship with the workers. They will be able to build strong working team which will be monitoring and correcting each other (Liff, 2007, p.67). This will also save the managers time and struggle to handle internal disputes within the organization. Through effective communication, managers should involve their employees in looking for solutions to challenging problems in the organizations. They should provide opportunity for each staff member to contribute their ideas and should value and respect all employees’ opinions (Staw, 2003.p.37). This will otherwise demoralize individuals hence lowering their morale. Furthermore, different people will have different ideas and therefore, managers will have an opportunity to select the best from the employees’ ideas (Doyle, 2003.p.49). The management team should support the working team by creating an enabling environment in relation to their work (Doyle, 2003.p.39). This results to overall productivity of the workers and a feeling of satisfaction in their job. The managers should review the duties and responsibilities of the workers so that they get engaged in demanding activities to inspire their minds (Staw, 2003.p.67). However, before this is implemented, they should ensure that their working terms and conditions are also improved for the workers to feel appreciated. This should also be based on individual skills and

Critical Thinking Questions Assignment Example | Topics and Well Written Essays - 250 words - 1

Critical Thinking Questions - Assignment Example Also this program helps in analyzing the structure of various sentences within a context. These programs have also provided an easy way on how to indentify problems within a word and sentence particularly in terms of spellings and possible misuse of words within a sentence. These programs also help in checking word count and pages and they do so by providing very accurate answers. However these programs have also there short comings, for example the programs can be manipulated to fit the situation that an individual is in. This means that an individual can add a word to the dictionary as long as he/she feels that is the way it should be hence this may confuse other writers who may use the same machine for their work. These programs require a lot of practice in order to master them hence individuals who are not aware of how they are used, may find it difficult to use the programs. Through Information Right Management (IRM), a business is able to set in place security management systems that assist in protecting the important documents of the business, by only allowing the information to be shared by the relevant people. Also through the IRM the business is able to identify and set deadlines on the duration of the information that has been communicated by the business. Also IRM has helped to reduce conjestion in the mail inbox since it gives the writer time to reexamine on who is in need of the information that is to be

Victoria's International expansion Essay Example | Topics and Well Written Essays - 2000 words

Victoria's International expansion - Essay Example Victoria’s secret was established in San Francisco during 1970s by Roy Raymond. The aim of the firm was to provide women brands and be the highest producer in US. They were to produce different types of women brands and which were new in the market. For any company to sustain its customer in the market it has to set goal and be able to compete with its rivals and to forecast on how the company will be doing in the upcoming years (Goldman, 1999). For example, being the largest American retailer of lingerie, Victoria’s secrets competes with other companies to be the world distributors of women shop including brands such as bras, panties, sleepwear, clothing and shoes among others. Victoria’s secrets like any other company receives stiff competition from a company know as Gap which normally provides the same products at a lower price. This paper aims at undertaking an Internal Analysis of Victoria's Secret foreign expansion like in China, designing products for spec ific markets, manufacturing and advertisement. Additionally, the paper will discuss manufacture of the products and advertisements of the products Victoria’s secrets, a firm operating under monopolistic economic model, are faced with stiff competition from foreign expansions. ... In addition, China has the second largest economy after US. As A result, households enjoy high income thus enhancing their purchasing power leading to increased sales for Victoria’s secrets. Product design for specific markets Victoria’s secrets aim at designing its brands in such a way that the needs of its specific markets are met. For example, in China market where lingerie are on high demand, Victoria’s secretes will involve Chinese marketers and designers so as to come with a brand that is acceptable in China market. The company increases its sales by producing attractive design that makes the female customers to have a feeling of red carpet treatment. Manufacturing and advertisement Victoria’s secrets manufactures high quality brands to be used in foreign expansion like in China and makes sure that advertisement is done effectively to make sure that the brands are acceptable in the market. Similarly, since by keeping its prices competitive than its r ival, Victoria’s secrets targets upper class and middle class customers, the lower class customers are in most cases forced to go to Gap which offers the same products at a throw away prices. Key competitors that have emerged in the foreign immerged includes Maxx, Marshall’s and Homegoods. TJ Maxx and Marshall’s are huge competitors since they provide lingerie at discount prices for the middle and lower class (Monget, 2011). This has made the market to be more competitive and each company has to look the way forward to outdo their rivals. The strategy which Victoria’s company adopts is the introduction of new styles in the market and ideas that kept their products easily identifiable by the customers. Additionally, the company designs are attractive in the eyes of the customers. In

No topic need Essay Example | Topics and Well Written Essays - 250 words - 4

No topic need - Essay Example Their appealing factor to global consumers is their constant manufacture of new bands of cars. The Ford Company always finds a way to attract consumers by creating improved or modified brands of cars. The major globalization opportunity for the Ford Company is the fact that the world is open to technology at present. People are constantly seeking machines and devices that are more improvised than the last. Indeed Ford Company utilizes this opportunity to the fullest as they keep booming with new ideas. The major globalization challenges for the Ford Company are competition in major foreign markets like China and India. They face stiff competition from other motor companies in the market. Additionally, the company has been experiencing leadership problems of late. The executives apparently have a problem working together. This makes it hard to coordinate efforts in global markets. For the Ford Company’s brand to stand a better position in the global market, they must find a way to eradicate stiff competition and come out on top. This can be achieved by making their brands more attractive and desirable; they need to create an edge for their