Advances in Artificial Intelligence Artificial Intelligence in Neuroscience and Systems Biology: Lessons Learnt, Open Problems, and the Road Ahead Guest Editors: Daniel Berrar, Naoyuki Sato, and Alfons Schuster Artificial Intelligence in Neuroscience and Systems Biology: Lessons Learnt, Open Problems, and the Road Ahead Advances in Artificial Intelligence Artificial Intelligence in Neuroscience and Systems Biology: Lessons Learnt, Open Problems, and the Road Ahead Guest Editors: Daniel Berrar, Naoyuki Sato, and Alfons Schuster Copyright©2010HindawiPublishingCorporation.Allrightsreserved. Thisisaspecialissuepublishedinvolume2010of“AdvancesinArtificialIntelligence.”Allarticlesareopenaccessarticlesdistributed undertheCreativeCommonsAttributionLicense,whichpermitsunrestricteduse,distribution,andreproductioninanymedium, providedtheoriginalworkisproperlycited. Advances in Artificial Intelligence Editorial Board MohamedM.Alimi,Tunisia RattikornHewett,USA JeffZ.Pan,UK EduardoAlonso,UK PascalHitzler,USA DavePatterson,UK AladdinAyesh,UK JunHong,UK MartinPelikan,USA BikramjitBanerjee,USA FakhreddineKarray,Canada GuilinQi,Germany RomanBartak,CzechRepublic WeiruLiu,UK AlfonsSchuster,UK DanielBerrar,UK BruceJ.MacLennan,USA AlaaFathySheta,Jordan CyrilleBertelle,France MarkMcCartney,UK ShiliangSun,China DjamelBouchaffra,USA GerardMcKee,UK PeterTino,UK Anto´nioD.P.Correia,Portugal GiorgioMetta,Italy VincentVidal,France D.Girimonte,TheNetherlands IanMitchell,UK JonathanVincent,UK DavidGlass,UK RichardMitchell,UK FaroukYalaoui,France BernhardGraimann,Germany IvetaMrazova,CzechRepublic FilipZelezny,CzechRepublic ChristianHo¨lscher,UK DebajyotiMukhopadhyay,India JunHe,UK BarryO’Sullivan,Ireland Contents ArtificialIntelligenceinNeuroscienceandSystemsBiology:LessonsLearnt,OpenProblems,andthe RoadAhead,DanielBerrar,NaoyukiSato,andAlfonsSchuster Volume2010,ArticleID578309,2pages QuoVadis,ArtificialIntelligence?,DanielBerrar,NaoyukiSato,andAlfonsSchuster Volume2010,ArticleID629869,12pages WhereArtificialIntelligenceandNeuroscienceMeet:TheSearchforGroundedArchitecturesof Cognition,rankvanderVelde Volume2010,ArticleID918062,18pages RecurrenceQuantificationAnalysisofSpontaneousElectrophysiologicalActivityduringDevelopment: CharacterizationofInVitroNeuronalNetworksCulturedonMultiElectrodeArrayChips, AntonioNovellinoandJose´-ManuelZald´ıvar Volume2010,ArticleID209254,10pages SimulationofHumanEpisodicMemorybyUsingaComputationalModeloftheHippocampus, NaoyukiSatoandYokoYamaguchi Volume2010,ArticleID392868,10pages ApplicationofGameTheorytoNeuronalNetworks,AlfonsSchusterandYokoYamaguchi Volume2010,ArticleID521606,12pages ConstraintsofBiologicalNeuralNetworksandTheirConsiderationinAIApplications,RichardStafford Volume2010,ArticleID845723,6pages InvestigatingtheUnderlyingIntelligenceMechanismsoftheBiologicalOlfactorySystem, YoshinariMakinoandMasafumiYano Volume2010,ArticleID478107,9pages BootstrapLearningandVisualProcessingManagementonMobileRobots,MohanSridharan Volume2010,ArticleID765876,20pages FromExperimentalApproachestoComputationalTechniques:AReviewonthePredictionof Protein-ProteinInteractions,FionaBrowne,HuiruZheng,HaiyingWang,andFranciscoAzuaje Volume2010,ArticleID924529,15pages HindawiPublishingCorporation AdvancesinArtificialIntelligence Volume2010,ArticleID578309,2pages doi:10.1155/2010/578309 Editorial Artificial Intelligence in Neuroscience and Systems Biology: Lessons Learnt, Open Problems, and the Road Ahead DanielBerrar,1,2NaoyukiSato,3andAlfonsSchuster4,5 1SystemsBiologyResearchGroup,CentreforMolecularBiosciences,SchoolofBiomedicalSciences,UniversityofUlster,CromoreRoad, BT521SA,Coleraine,NorthernIreland 2SystemsBiologyDepartment,CancerInstitute,JapaneseFoundationforCancerResearch,Tokyo,Japan 3DepartmentofComplexSystems,FutureUniversityHakodate,116-2Kamedanakano-cho,Hakodate,Hokkaido041-8655,Japan 4SchoolofComputingandMathematics,FacultyofComputingandEngineering,UniversityofUlster,ShoreRoad,New-Townabbey, Co.Antrim,BT370QB,NorthernIreland 5LaboratoryforDynamicsofEmergentIntelligence,RIKENBrainScienceInstitute,Wako-shi,Saitama351-0198,Japan CorrespondenceshouldbeaddressedtoDanielBerrar,[email protected] Received31January2010;Accepted31January2010 Copyright©2010DanielBerraretal.ThisisanopenaccessarticledistributedundertheCreativeCommonsAttributionLicense, whichpermitsunrestricteduse,distribution,andreproductioninanymedium,providedtheoriginalworkisproperlycited. “Wecanonlyseeashortdistanceahead,butwe multitudeofviewsandcontributionsfromawidespectrum canseeplentytherethatneedstobedone.” of contributors. This special issue, therefore, aims to create AlanM.Turing a centre of gravity pulling together academic researchers Since its conception in the mid 1950s, artificial intelligence andindustrypractitionersfromavarietyofareasandback- withitsgreatambitiontounderstandintelligence,itsorigin, groundstoshareresultsofcurrentresearchanddevelopment and creation, in natural and artificial environments alike, andtodiscussexistingandemergingtheoreticalandpractical hasbeenatrulymultidisciplinaryfieldthatreachesoutand problemsinartificialintelligence,neuroscience,andsystems is inspired by a great diversity of other fields in perpetual biologytransportingthembeyondtheeventhorizonoftheir motion. Rapid advances in research and technology in individualdomains. variousfieldshavecreatedenvironmentsintowhichartificial Ifthecontributionsinthisspecialissuearetobeclassified intelligence could embed itself naturally and comfortably. (crudely) according to their main thrust, then the articles Neurosciencewithitsdesiretounderstandnervoussystems close to the neuroscience camp are devoted to the themes ofbiologicalorganismsandsystembiologywithitslonging of (i) the characterization of in vitro neuronal networks tocomprehend,holistically,themultitudeofcomplexinter- culturedonmultielectrodearray(MEA)chips,(ii)thesimu- actionsinbiologicalsystemsaretwosuchfields.Theytarget lationofhumanepisodicmemorybyusingacomputational idealsartificialintelligencehasdreamtaboutforalongtime modelofthehippocampus,and(iii)informationprocessing including the computer simulation of an entire biological in natural and artificial olfactory systems. Novellino and brain or the creation of new lifeforms from manipulations Zald´ıvarproposeacombinationofrecurrencequantification oncellularandgeneticinformationinthelaboratory. analysisbasedonrecurrenceplotsandconventionalstatisti- The scope for artificial intelligence, neuroscience, and calanalysisforneuronalelectrophysiology.Theyinvestigate computational systems biology is extremely wide. The their approach by studying the variation of spontaneous motivation of this special issue is to create a bird-eye view electrophysiological activity of in vitro neuronal networks on areas and challenges where these fields overlap in their on multielectrode array chips. Sato and Yamaguchi review definingambitionsandwherethesefieldsmaybenefitfrom computationalmodelsofthehippocampusanddiscusstheir asynergeticmutualexchangeofideas.Therationalebehind owncomputationalmodelofhumanepisodicmemorybased this special issue is that a multidisciplinary approach in onneuralsynchronization.Usingcomputersimulationsand modern artificial intelligence, neuroscience, and systems human eye movement data, they demonstrate the validity biologyisessentialandthatprogressinthesefieldsrequiresa of their model to predict human memory recall. From 2 AdvancesinArtificialIntelligence an evolutionary perspective, Stafford reviews the biological constraints of the physical properties of neurons and the implicationfortheconstructionofartificialneuralnetworks. van der Velde discusses fundamentals of human cognitive processes and proposes models for grounded architectures of cognition. Makino and Yano investigate olfaction as a relatively simple biological information processing system and report their computational works with a focus on the temporaldimension. The article by Browne et al. reviews computational techniques to infer protein-protein interaction networks, whichmayhelpdeciphernoveldrugtargets. Two articles are supported by a strong background in artificial intelligence and focus on learning algorithms. SchusterandYamaguchiinvestigategametheoreticconcepts and present a novel learning algorithm for a paired neuron system. Sridharan reports on novel bootstrapped learning techniquestoprocessvisualinputsthatallowamobilerobot toautonomouslyadaptitsbehaviortoilluminationchanges. In summary, this special issue informs the research community at large about an exciting and stimulating relationshipbetweenartificialintelligence,neuroscience,and systems biology. The special issues provides access to many state-of-the-art theoretical and applied problems in these hugelyexcitingfieldsthataresorelevantformodernscience. This special issue is also intended as a platform to bridge cultural and technological gaps between these disciplines. Ultimately, the contributions in this special issue should convey to its readership the enthusiasm the editors and authorsofthisissuesharefortheirrespectivefields. DanielBerrar NaoyukiSato AlfonsSchuster HindawiPublishingCorporation AdvancesinArtificialIntelligence Volume2010,ArticleID629869,12pages doi:10.1155/2010/629869 Research Article Quo Vadis, Artificial Intelligence? DanielBerrar,1,2NaoyukiSato,3andAlfonsSchuster4,5 1SystemsBiologyResearchGroup,CentreforMolecularBiosciences,SchoolofBiomedicalSciences,UniversityofUlster, CromoreRoad,BT521SAColeraine,UK 2SystemsBiologyDepartment,CancerInstitute,JapaneseFoundationforCancerResearch,Tokyo1358550,Japan 3DepartmentofComplexSystems,FutureUniversityHakodate,116-2Kamedanakano-cho,Hakodate,Hokkaido041-8655,Japan 4SchoolofComputingandMathematics,FacultyofComputingandEngineering,UniversityofUlster,ShoreRoad, Newtownabbey,CountyAntrimBT370QB,UK 5LaboratoryforDynamicsofEmergentIntelligence,RIKENBrainScienceInstitute,Wako-shi,Saitama351-0198,Japan CorrespondenceshouldbeaddressedtoDanielBerrar,[email protected] Received9October2009;Accepted4January2010 AcademicEditor:DavidGlass Copyright©2010DanielBerraretal.ThisisanopenaccessarticledistributedundertheCreativeCommonsAttributionLicense, whichpermitsunrestricteduse,distribution,andreproductioninanymedium,providedtheoriginalworkisproperlycited. Since its conception in the mid 1950s, artificial intelligence with its great ambition to understand and emulate intelligence in naturalandartificialenvironmentsalikeisnowatrulymultidisciplinaryfieldthatreachesoutandisinspiredbyagreatdiversityof otherfields.Rapidadvancesinresearchandtechnologyinvariousfieldshavecreatedenvironmentsintowhichartificialintelligence couldembeditselfnaturallyandcomfortably.Neurosciencewithitsdesiretounderstandnervoussystemsofbiologicalorganisms andsystemsbiologywithitslongingtocomprehend,holistically,themultitudeofcomplexinteractionsinbiologicalsystemsare twosuchfields.Theytargetidealsartificialintelligencehasdreamtaboutforalongtimeincludingthecomputersimulationofan entirebiologicalbrainorthecreationofnewlifeformsfrommanipulationsofcellularandgeneticinformationinthelaboratory. Thescopeforartificialintelligenceinneuroscienceandsystemsbiologyisextremelywide.Thisarticleinvestigatesthestanding ofartificialintelligenceinrelationtoneuroscienceandsystemsbiologyandprovidesanoutlookatnewandexcitingchallenges forartificialintelligenceinthesefields.Thesechallengesinclude,butarenotnecessarilylimitedto,theabilitytolearnfromother projectsandtobeinventive,tounderstandthepotentialandexploitnovelcomputingparadigmsandenvironments,tospecifyand adheretostringentstandardsandrobuststatisticalframeworks,tobeintegrative,andtoembraceopennessprinciples. 1.Introduction animalsareintelligenttosomedegree,byintelligencepeople often assume the same scope of intelligence as can be seen Sinceitsfoundation,whichisoftenassociatedwithaconfer- in general purpose human action (e.g., [4] mentions the enceheldatDartmouthCollegeinNewHampshirein1956, creation of artifacts that are capable of mimicking and artificial intelligence (AI) can look back on a rather excit- expressinghumanintelligence,thought,consciousness,and ing and successful (though not unproblematic) career.Per emotion). Although the field has been exposed to some definition, artificial intelligence—which may be described (often well-deserved) criticisms over the years, it may be as a field of study embracing concepts, methodologies, and fair to say that AI is a truly great scientific endeavor techniques as part of a computer program that exhibits that reaches out and embraces a great variety of scientific characteristicsakintointelligentbehavior[1]—isasensitive disciplines ranging from areas that are mathematically and and vulnerable field as the term intelligence itself lacks conceptually well defined (e.g., computer science, machine a generally (ideally universally) acknowledged definition. learning, biology, and neuroscience) to areas that are more There is, of course, no shortage of characterizations for difficulttoquantifyanddealwith(e.g.,philosophyofmind, thetermintelligence(e.g.,[2,pages6–21]or[3,pages1–4]), cognitive science, and emotional intelligence). Of course, it at large; however, the term remains a complicated, subtle, is not possible here to acknowledge adequately the many and malleable topic. In addition, although, arguably, many contributions(includingthosecomingfromrapidadvances 2 AdvancesinArtificialIntelligence in computer hardware and software) that shaped AI into to emphasize that these areas include mainstream utilities the exciting discipline it is today, but it may be possible to such as the World Wide Web (e.g., the so-called intelligent categorize, crudely, the development of AI into a few key web draws its power from algorithms that process infor- stages(e.g.,see[3,pages1–24]). mation intelligently—Google’s page ranking algorithm or Early AI projects had to come to terms with the many algorithms discovering matches on social-networking sites challenges related to the production of knowledge-based are two examples [6]), toys and gadgets (e.g., computer (expert) systems, including the acquisition of knowledge, games [7] or the Lego Mindstorms Robotics Invention its representation and evolution, among other challenges. System [8]), extremely helpful human-computer inter- The General Problem Solver, the early DENDRAL and faces (e.g., user-friendly interfaces using natural language MYCIN expert systems, or the ELIZA program may stand recognition and visualizations including brain-computer representativelyforthisperiod.TheGeneralProblemSolver interfaces [9, 10]), or humanoid robots functioning in is a general purpose program to simulate human decision- various roles as partners for people in the immediate making, thinking, and reasoning; DENDRAL (a system for environment of human beings (e.g., AIBO, ASIMO) (e.g., analyzingchemicals)andMYCIN(asystemforthediagnosis http://world.honda.com/ASIMO/).Artificialintelligencehas of infectious blood diseases) are knowledge-based expert even reached out beyond earthly confines and is heav- systemsandfocusontheproblemsolvinginspecificdomains ily utilized for numerous tasks by several space agencies rather than on a general problem-solving strategy that is includingtheEuropeanSpaceAgency(ESA)(e.g.,[11])and applicabletomany(all)domains;ELIZAisaprogramrelated NASA (National Aeronautics and Space Administration) to natural language processing (and the Turing test) where (e.g.,http://www-aig.jpl.nasa.gov/). humans interacting with a machine in a question-answer The previous points may suggest that contemporary AI script-basedmodewereledtobelievethattheywereactually should find itself in a comfortable situation from which it participatinginahuman-humaninteraction. should firmly and enthusiastically continue its cause—the Artificial intelligence received a major boost in the mid study and creation of artificial entities that are capable of 1980s from works on artificial neural networks (ANNs). It expressinghumanintelligence,thought,consciousness,and ispossibletosaythatsincetheearlydaysoftheperceptron emotion. The paper argues that this may not necessarily be the story of artificial neural networks is one of the most so and that AI may need to be cautious and perhaps alert successful chapters in the voluminous book of AI. Since to some degree about its standing because just around the the emergence of several techniques, many of them united corner there are extremely exciting and powerful fields that underthesoftcomputingparadigmthenprovidedAIwitha touchuponareas—andbegintooutshineAIinareas—that capableandflexiblerepositoryforboththeoreticalresearch are at the very heart of AI itself. These fields include, but as well as hands-on problem-solving applications. Possibly, are not necessarily limited to, neuroscience [12], synthetic fromanapplicationpointofview,thiswasoneofthemost biology,andsystemsbiology[13].Thesedisciplinescomprise exciting times for AI and the term knowledge engineering, several subfields with boundaries that are often blurred. which suggests that systems showing some degree of intel- They also exemplify many modern research endeavors that ligent problem-solving ability could be assembled from a are characterized by their complexity and a truly interdis- toolboxofavailabletechniques,maycapturethisexcitement ciplinary nature that draws upon the expertise of scientists quitewell. fromawiderangeofacademicbackgrounds. In more recent times, AI has made it into the limelight The forthcoming sections investigate how AI is situated through the DARPA (Defense Advanced Research Projects in this extended environment. Initially, Section2 takes a Agency) Grand Challenges (http://www.darpa.mil/grand closer look at the interplay between AI, neuroscience, challenge/index.asp). synthetic biology, and systems biology. Section3 identifies In these challenges, vehicles had to navigate auton- several challenging hurdles in this interplay and includes omously in increasingly challenging environments in an suggestionsforhowthesehurdlesmaybeovercomeinorder intelligent manner, avoiding obstacles and solving prob- to create a synergetic and productive environment that is lems of increasing levels of complexity, without human beneficial and supportive to practitioners working in these intervention (e.g., [5]). Without hesitation one needs to fields. Section4 provides concluding remarks and ends the acknowledge the achievements in these tasks, paralleled paperwithasummary. perhapsintheirprestigeandpopularitybytheoutstanding successes of IBM’s Deep Blue supercomputer (the machine that recorded the first win in a game of chess against a 2.QuoVadis,ArtificialIntelligence? reigningWorldChessChampion,GarryKasparov,in1996) and the Deep Fritz chess engine (the commercial chess A starting point for an answer to this question may be engine that triumphed 4-2 in December 2006 against the one of the most successful scientific endeavors in the last reigningchampionVladimirKramnikinasix-gamematch) century—theHumanGenomeProject.TheHumanGenome (http://www.research.ibm.com/deepblue/). It is beyond the Project achieved its goal, the definition of the sequence of scope of this paper to pay credit to the great variety chemical base pairs which make up DNA, on 26 June 2000 of important and popular areas in which AI has made with the publication of a first draft of the human genome substantialcontributions(oftenwithoutbeingdulycredited, (acknowledged in special issues in Nature [14] and Science taken for granted, or simply neglected) but it is helpful [15]).Simplyspeaking,thehumangenomeconsistsofDNA
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