Sunday, January 26, 2020

Ethics In Computer Science Computer Science Essay

Ethics In Computer Science Computer Science Essay Information technology has revolutionized most aspects of our life. Information has altered significantly areas such as entertainment, commerce, medicine and employment. Information is affecting both positively and negatively our daily lives. Information and communication technology (ICT) has transformed our relationships, family and community lives, careers and education, freedom and democracy. Issues around ethics deal with concepts such as what is good or evil, the issues that are right or wrong and virtue or vices. Ethics or moral philosophy investigates concepts of good and evil behavior. Philosophers group ethical issues in three major areas. Metaethics, normative ethics and applied ethics. Metaethics analyzes the genesis of ethics. It questions where ethical values come from. Normative ethics deals with the tasks that regulate right and wrong conduct. It articulates good behavior and investigates consequences of our conduct towards others. Finally, applied ethics analyses cont roversial issues like animal rights, homosexuality and abortion. Ethics in computer science is in the broadest sense revolves around computing professionals and the decisions they make especially on professional and social front. Computer and information ethics investigates ethical and social effects of ICT. Ethical decisions that one makes revolves around the individuals personal code, code of conduct in the context of a work place and how exposed one is especially on the code of ethics. Computer ethics thus forms a branch of practical philosophy that explains the manner in which professionals in computing need to make decisions concerning their profession and social conduct (ACM Council Par. 5). Ethical issues identification and there definitions, has been for the longest time causing much trouble. There are various problems solving method used in issues related to computer ethics. The most common one follow a procedure, which begins with stating the ethical problems, followed by facts checking, and then a list of options generated by making con siderations concerning important factors that are in one way, or the other connected to the problem. The Association for computing machinery (ACM) and the members of IEEE has recognized the significance of technology in life quality impact worldwide. As an effect, they have taken into consideration to obligate their members and the committee as a whole to practice ethics and professional conducts as stipulated. The ACM code of ethics and professional conduct proposes a set of guidelines as a basis for making ethical decisions. The code serves as a foundation for judging the advantages of formal complains that concern the violation of professional standards of being ethical. ICT Contributes to society and human well-being. Communication not only improves the well-being of the society but human race as a whole. Each person has fundamental human rights protection that needs to consideration. In addition, there should be respect for all the diverse culture that we have. Computing professional should work towards reduction of negative consequences resulting from computing systems. These range from threats to health to negative social issues. During system design or implementation, computing professionals should ensure that their products are socially responsible and meets the required social standards. They should not result to any kind of harm to the health and welfare of individuals. Computer professionals should thus make decisions with the public welfare in mind and always disclose factors that might threaten the environment as a whole. They should also prevent harm at all costs. These should include prevention of negative impact, like loss of information, loss or damage of property as well as any undesired environmental. The computing professionals should take caution from taking part in any practice that will cause harm. These harmful practices are like; intentional destruction, file modifications, modification of programs that might lead to serious loss of useful resources thus causing unnecessary expenditure of other resources like time. On the other hand, there are practices that might accidentally lead to harm. In such a condition, the people responsible should undo or mitigate the side effect as much as they can. For the harm prevention, the computing professionals need to minimize malfunctions by following accepted standards for designing sand testing systems. Under the working environment, the professionals should report any danger on the system that might end up resulting to fatal or minor accident. If the organizations superiors do not take any action concerning the matter, it is much significant to blow the whistle for the problem correction. ` Reporting of violations can be much harmful in it self. Before making anyone can report on any matter, all necessary aspects of the matter need assessing thoroughly. The assessment of risks and the responsibility has to be credible. Trustworthiness and Honesty; the essential component of trust is honesty (IEEE Board of Directors, Par. 3). When an organization lacks hon esty, there is no effective functioning. Computing professionals should be honest, as they are not supposed to make any deliberate false or claims that are deceptive concerning system design or system as a whole. Nevertheless, they should provide full disclosure of all limitations and problems facing a particular of pertinent system. It is the responsibility of computer professionals to be honest about their qualifications. They should offer any condition that may lead to conflict of interest. In other terms, the professional have to be honesty and much realistic when stating claims based on the data they do have. Honesty helps them avoid perceived conflicts of interests whenever possible, as well as making them disclosed to those parties affected, they should also reject all forms of bribery. This will help in seeking, accepting and offering criticisms of technical work, making acknowledgements as well as crediting others contributions clearly. Stating correct qualifications will assist in the maintaining technical competence. Being a volunteer member in some of the organizations like ACM and IEEE can also cause more confusion especially if such an individual makes certain statements or acts in a certain way. Such statements or acts can have more weight than necessary. Members of ACM and IEEE therefore should exercise caution. This will ensure that they are not interpretated wrongly. Fair Actions and Decisions, Equity, tolerance, respect among other virtues and other principles that leads to equal justice. These values should govern the computing professionals. Sexual, racial, religion, age discrimination among other distinctions, is an open violation of ACM and IEEE policies. Inequalities among different groups of individuals might be because of misuse of technology and information. In a fair community, all individuals needs to be treated equally because all have equal chances of participating or benefiting from the computer resource usage, regardless of their dividing factors like age or sex. On the other hand, this principle does not approve the use of unauthorized computer resources nor do they allow enough foundation for the violation any other ethical principle of these codes. Property Rights as a Patents Need to be honored. Violation of patents, trade secrets, copyrights as well as agreed terms of license, should be prohibited. Even using the unprotected software is a violation that is against professional behaviors. Software copies should be created if and only if proper authorization procedure had been followed. Respect other persons privacy and confidentiality; communication and computing technology helps during collection and exchange of peoples information on a scale that is unprecedented in the civilization history. As effect, there are high chances that might lead to the violation of individual and groups privacy. The professional has been obligated to maintain privacy and data integrity that describes an individual. This involves taking precautions that ensures that data accuracy as well as its protection from unauthorized access, accidental disclosure to unintended people is minimized. In addition, procedures have to be installed to give room to individuals receive their records and make corrections appropriately. The principle imply that, only part of individuals information be collected in a system. Therefore, the retention and the periods of disposal for the information need to be defined and indicated clearly. Information that belongs to someone should not be used be used for other unstated purposes, without the owners consent. This should apply especially on electronic mail. Monitoring electronic data without permission from the owner of the massage is unacceptable. Information observed during system maintenance should be handled with a lot of confidentiality. If for any reason, the content or nature of that information has to be disclosed, the proper authorities should be provided with such information. The principle of honest is broad. It includes privacy and confidentiality of all information. This applies whenever an individual has made an explicit promise of honoring confidentiality. Finally, computer professionals should understand the needs of users of computer systems. Users should clearly spell out their needs to assist during assessment and when designing the systems. The systems also need validation in order to be sure that they meet the required standards. The needs of current and potential system user whose lives are affected directly must be incorporated when developing the systems. In order for these systems to be validated, they should comply with this requirement. Implementation of policies that protect the personal dignity and privacy of users should be enhanced. Information regarding principles and limitations of computer systems should be availed for users. Courses that enable them to familiarize with consequences and limitations of the systems should be developed. Education is essential in making the users participate and to making them aware of the dangers of the computing systems.

Saturday, January 18, 2020

Computational Multibody Model Elbow Joint Health And Social Care Essay

Abstraction: Computational multibody mold can be used as a various tool to analyze joint mechanics, joint hurt, examine ligament map, and to foretell joint contact force per unit area. This paper describes a fresh method for the development and rating of a computational multibody theoretical account that represents human elbow flexion- extension associated with forearm pronation-supination. An expeditiously developed theoretical account can help sawboness and other research workers in the design and rating of interventions for cubitus hurts, and contribute to the improvement of patient attention. Therefore, it is really much necessary to analyze biomechanical technology to develop and formalize an effectual cubitus theoretical account for the optimum intervention of cubitus upsets prior to their application in patients. The computational theoretical account accurately predicted flexion-extension gesture bounds, and relationships between coronoid procedure remotion, flexure angle, and varus constraining forces. The theoretical account was besides able to calculate parametric quantities that the experimental probes could non, such as forces within ligaments and contact forces between castanetss [ 1 ] . Introduction: The cubitus articulation is the 2nd most normally dislocated joint in grownups [ 2 ] . Relative to hurts and upsets of the lower limb, there is relatively small grounds to direct intervention of many elbow hurts [ 3 ] . Computational theoretical accounts of the cubitus could profit our apprehension and intervention of upper appendage upsets. Multibody mold is an effectual and powerful tool in biomechanics. The multibody patterning attack has been used by research workers for patient-specific preoperative planning, computer-aided surgery, and computer-aided rehabilitation. Biomechanical computational theoretical accounts of the cubitus have been developed, but all limited their pertinence by presuming fixed joint axes of rotary motion, ordering specific kinematics, simplifying ligament features or disregarding gristle consequence [ 2, 4-6 ] . Therefore, the cardinal aim of this survey was to develop and formalize a multibody theoretical account of the cubitus articulatio n that includes representation of articular gristle and ligaments as non-linear viscoelastic springs. The topic specific theoretical account was validated by comparing predicted bone kinematics to mensurate gesture of the identically loaded corpse cubitus utilizing a bi-axial mechanical examiner. The overall end of the undertaking is to put capable specific articulation theoretical accounts within musculus driven musculoskeletal motion simulations of the upper-extremities. Methods and Materials: The experimental and multibody patterning methods were similar to that described by Stylianou et Al. [ 7 ] and Bloemker et al. [ 8 ] . One fresh frozen corpse cubitus ( 44 old ages old, female, left cubitus, 152cm tallness, 41 kg mass ) was used for this survey. The humerus caput was cemented with a cylinder that was attached by a flexible joint articulation to a Bose 3510 bi-axial mechanical examiner. The triceps musculuss sinews was sutured and tightly connected to a burden cell that was stiffly attached to the top cylinder of the testing machine. The elbow bone was besides fixed to a cup connected to the mechanical examiner via a cosmopolitan articulation ( Fig 1 ) .The radius was free to revolve. For each simulation kinematics of the humerus and ulna were obtained utilizing stiff organic structure markers and a 3-camera Optotrak Certus system ( Northern Digital, Inc. , Waterloo, ON, Canada ) and the forces on triceps sinews were recorded by a burden cell ( Model SBO-100, Temecula, CA 92590 ) . The initial place and orientation of cadaverous bone geometries relative to the dynamic simulator were recorded utilizing a examining tip with the Optotrak system. After proving, the cubitus was dis-articulated and the median collateral ligament ( MCL ) , sidelong collateral ligament ( LCL ) , triceps insertion/origin sites were measured with an Optotrak digitizing investigation.3omega ten Y Load Cell Ired Localizer21C: UsersmmrhwbDesktoppictureElbow # 2 # 3 proving images & A ; videos100_0183.jpg C: UsersmmrhwbDesktopReportpictureabs_model_pic.jpgFig 1: Experimental Setup Fig 2: Model ApparatusComputed Tomography ( CT ) scan images of the cubitus castanetss and localizers were taken to do 3D bone geometries. The plan 3D Slicer ( www.slicer.org ) was used to make the bone and localizer geometries from the CT images by utilizing car cleavage. Geomagic Studio ( Geomagic, Inc. Research Triangle Park, NC ) was used for file transition and post-process filtering of the cubitus geometries including smoothing, taking spikes, and cut downing noise. The bone geometries and ligament insertion/origin points were aligned in MSC.ADAMS ( MSC Software Corporation, Santa Ana, CA ) by utilizing the initial place points and point clouds of each bone ( Fig 2 ) . The ligaments and musculus sinews were modeled as nonlinear springs utilizing a piecewise map depicting the force-length relationship for each p ackage [ 9 ] . A subprogram was written in ADAMS to depict this relationship. This subprogram was derived from the ligament force as a map of strain, the length of each ligament in the place it was constructed, the measured zero-load length and the ligament stiffness. The zero-load length of each package was determined by ciphering the maximal straight-line distance between interpolation and beginning sites throughout the by experimentation measured full scope of gesture and so using a rectification per centum of 80 % [ 8 ] . The gristles geometries were modeled as stiff organic structures of 0.5 millimeters unvarying thickness by squeeze outing cartilage country of bone surface by utilizing Geomagic shell map. Soft contacts were applied between gristle geometries utilizing a contact map in MSC.ADAMS that allows for interpenetration of the geometries to imitate soft tissue [ 7 ] . Consequence: The theoretical account is validated by comparing the kinematics and RMS mistake of each bone and triceps tendon force obtained from the theoretical account versus the experimental information. The comparing of kinematics graphs demonstrates that the theoretical account replicates the experiment.AA Degree centigrade: UsersmmrhwbDesktopReportpicture3_y_abs.jpgCCalciferol FoC: UsersmmrhwbDesktopReportpicture6_y.jpgFigure 3: Comparison of Movement in y-direction of Humerus ( A ) , Ulna ( B ) and Radius ( C ) . Motion informations are taken from Marker 1, 2 & A ; 3 shown in Figure 2.Degree centigrades: UsersmmrhwbDesktopReportpicture ricep_force.jpgC: UsersmmrhwbDesktopReportpicture7_y_abs.jpgFigure 4: Comparison of triceps tendon forceBMarker No.Marker 1 ( millimeter )Marker 2 ( millimeter )Marker 3 ( millimeter )Tricep sinew force ( N )RMS mistaketen 2.40 ten 5.90 ten 10.0 6.5 Y 1.96 Y 2.54 Y 6.20 omega 1.27 omega 4.80 omega 9.37Table 1: RMS Mistake in x, y & A ; z way for marker 1,2 & A ; 3 and tricep sinewDiscussion: The chief purpose of this survey was to make and formalize a topic specific computational multibody theoretical account of the elbow articulation composite to foretell joint behaviour. Model cogency was successfully demonstrated through comparings of fake kinematics and triceps tendon tenseness informations obtained from cadaver experiment. The chief advantages of this theoretical account are the ability to foretell ligament and contact forces which are really hard to capture by experimentation [ 1 ] . Future work includes utilizing non-uniform distinct gristle, adding more ligament packages, annulate ligaments, and patterning soft tissue wrapper. The developed techniques will so be used for capable specific musculoskeletal motion simulations of the upper-extremity that include anatomical theoretical accounts of the cubitus. Recognitions: This research is funded by the School of Medicine, University of Missouri-Kansas City. Mentions: [ 1 ] J. P. Fisk and J. S. Wayne, â€Å" Development and Validation of a Computational Musculoskeletal Model of the Elbow and Forearm † , Ann. Biomed. Eng. , Vol. 37, No. 4, pp. 803-812, April 2009, [ 2 ] J. de Haan, N.W.L. Schep, D. Eygendaal, G-J. Kleinrensink, W.E. Tuinebreijer and D. den Hartog â€Å" Stability of the Elbow Joint: Relevant Anatomy and Clinical Implications of In Vitro Biomechanical Studies † The Open Orthop. J. Vol.5, pp.168-176, May 2011. [ 3 ] L. M. Ferreira, J. A. Johnson, Graham J.W. King, â€Å" Development of an active cubitus gesture simulator to measure kinematics with the humerus in the multiple places † , J Biomech. Vol. 43, No.11, pp. 2112-2119, August 2010 [ 4 ] F.C. Anderson, M.G. Pandy. â€Å" Dynamic optimisation of human walking † . J. Biomech Eng. Vol.123, No.5, pp.381-390, October 2001. [ 5 ] . A.S. Arnold, S.L. Delp. â€Å" Rotational minute weaponries of the median hamstrings and adductors vary with femoral geometry and limb place: deductions for the intervention of internally rotated pace † , J. Biomech, Vol. 34, No.4, pp.437-447, April 2001. [ 6 ] . T.M. Barker, C. Kirtley, J. Ratanapinunchai, â€Å" Calculation of multi-segment stiff organic structure joint kineticss utilizing MATLAB † , Proc. Inst. Mech. Eng. [ H ] , Vol.211, No.6, pp.483-487, 1997. [ 7 ] A. P. Stylianou, T. M. Guess, J. L. Cook, â€Å" Development and proof of a multi-body theoretical account of the eyetooth knee articulation † , Comp. Meth. Biomech. Biomed. Eng. , DOI: 10.1080/10225842.2012.684243, pp. 1-8, May 2012. [ 8 ] K. H. Bloemker, T. M. Guess, L. Maletsky, K. Dodd, † Computational Knee Ligament Modeling Using Experimentally Determined Zero-Load Lengths † , The Open Biomed. Eng. , Vol.6, pp.33-41, April 2012 [ 9 ] G. Li, J. Gil, A. Kanamori, S. L. Woo. â€Å" A validated 3-dimensional computational theoretical account of a human articulatio genus articulation † , J. Biomech. Eng. Vol.121, No.6, pp.657-662, December 1999

Friday, January 10, 2020

Role Of Effective Communication and Interpersonal Reaction

Effective communication is a big part of the various skills that are required by personnel within a health and social care setting and it is mainly to ensure that they are effective at meeting the needs of the numerous people who use the services that they help to provide. In order for them to develop effective communication skills, they will need to be aware of the use of communication theories. A wide range of communication theories are available in order to give support towards effective communication between personnel and the service users.Argyle is one of the theorists who studied the topic of effective communication within this particular setting. He produced theories on human communication and also interpersonal interaction. He looked at various aspects of verbal and nonverbal communication and was able to produce a communication cycle with his findings. The stages of Argyle’s communication cycle are as follows; an idea will occur and a message will in turn be coded, th is message will then be sent and received the message will then be decoded and understood by the receiver.The first stage is when we think about what exactly it is that we what to say and who we are going to say it too. Stage number two is when we plan on saying it. Stage Three is message received and occurs when a person hears what you have said. Stage number four is then decoding the received message. The fifth stage is when the message is fully understood by the receiver and when they are actually able to understand what you have been saying to them. As well as Argyle being quite an important figure with these studies, there was also another man who contributes just as much. He is known as Tuckman.Again, like Argyle, Tuckman's theory is carried out and defined with the use of numerous stages but also looks at the groups aspect of effective communication. Stage number one is known as Forming: This is an important stage of the theory as this is when the group members begin to learn more about each other becoming more friendly and comfortable within the group as a whole. The reason it would be seen as a rather important stage is because while people don’t necessarily know each other they will tend to behave more independently and not engage with the group setting that has been assigned to them.Step number two is referred to as Storming: Storming is required for the group to enable it to grow as a single unit and not as people working on their own behalf. Tuckman discovered that not all group will make past this stage and so it separates the strong from the weak. By the stage it is hoped that groups will have allocated a leader. Step number three is Norming: This is the stage that the group agree on the rules that they will follow together and the group will begin to gain a higher degree of trust with one another.

Thursday, January 2, 2020

Self Concept Is Our Self Identity Essay - 1743 Words

Self-concept is our self-identity, and is the way that one perceives itself, it includes both attitudes and the collection of beliefs. Self-Concept also branches out into self-image and self-esteem. Self-image, is the way the person pictures itself. The self-esteem is the way we evaluate ourselves. We identify ourselves by our communication, and our interactions with others. In other words â€Å"I think, therefore I am† (Renà © Descartes; â€Å"ego cogito, ergo sum†) If a person was to tell another person what they think they look like, odds are that that person may view himself as what the other person thinks/views him as. It could either raise or lower the self-esteem of the person, it could also enhance the way we view ourselves, depending on the type of people the person associates, communicates and experience interactions with them. If a person associates himself or herself with educated people, he or she will most likely feel respected. 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