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  <front>
    <journal-meta />
    <article-meta>
      <title-group>
        <article-title>Sugar, Salt &amp; Pepper - Humanoid robotics for autism</article-title>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author">
          <string-name>Cristina Gena</string-name>
          <xref ref-type="aff" rid="aff0">0</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Claudio Mattutino</string-name>
          <xref ref-type="aff" rid="aff0">0</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Stefania Brighenti</string-name>
          <xref ref-type="aff" rid="aff0">0</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Andrea Meirone</string-name>
          <xref ref-type="aff" rid="aff1">1</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Francesco Petriglia</string-name>
          <xref ref-type="aff" rid="aff1">1</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Loredana Mazzotta</string-name>
          <xref ref-type="aff" rid="aff1">1</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Federica Liscio</string-name>
          <xref ref-type="aff" rid="aff1">1</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Matteo Nazzario</string-name>
          <xref ref-type="aff" rid="aff2">2</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Valeria Ricci</string-name>
          <xref ref-type="aff" rid="aff2">2</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Camilla Quarato</string-name>
          <xref ref-type="aff" rid="aff3">3</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Cesare Pecone</string-name>
          <xref ref-type="aff" rid="aff3">3</xref>
        </contrib>
        <contrib contrib-type="author">
          <string-name>Giuseppe Piccinni</string-name>
          <xref ref-type="aff" rid="aff3">3</xref>
        </contrib>
        <aff id="aff0">
          <label>0</label>
          <institution>Computer Science Dept., University of Turin</institution>
          ,
          <addr-line>corso Svizzera 185, Turin, 10149</addr-line>
          ,
          <country country="IT">Italy</country>
        </aff>
        <aff id="aff1">
          <label>1</label>
          <institution>Fondazione PAIDEIA Onlus</institution>
          ,
          <addr-line>via Moncalvo 1, Turin, 10131</addr-line>
          ,
          <country country="IT">Italy</country>
        </aff>
        <aff id="aff2">
          <label>2</label>
          <institution>Intesa Sanpaolo Innovation Center</institution>
          ,
          <addr-line>corso Inghilterra 3, Turin, 10138</addr-line>
          ,
          <country country="IT">Italy</country>
        </aff>
        <aff id="aff3">
          <label>3</label>
          <institution>Jumple srl</institution>
          ,
          <addr-line>Via Isonzo, 55/2, Casalecchio di Reno, Bologna, 40033</addr-line>
          ,
          <country country="IT">Italy</country>
        </aff>
      </contrib-group>
      <abstract>
        <p>This paper introduces an experimental trial that will take place from February to June 2021, and which will see the use of the Pepper robot in a therapeutic laboratory on autonomies that will promote functional acquisitions in children diagnosed with high functioning autism/Asperger's syndrome.</p>
      </abstract>
      <kwd-group>
        <kwd>1 Assistive robotics</kwd>
        <kwd>human-robot interaction</kwd>
        <kwd>autism</kwd>
      </kwd-group>
    </article-meta>
  </front>
  <body>
    <sec id="sec-1">
      <title>1. Introduction</title>
      <p>
        Autism spectrum disorders include a group
of permanent disabilities that affect the ability
to communicate, understand social cues, and
recognize and express emotions. Autistic
children are generally very attracted to the
technology with which they are able to
establish social relationships. Following this,
since the beginning of the 2000s, research and
experiments have been carried out on the use
of social robots as therapy tools that have
shown how they are particularly engaging and
able to arouse new social and communicative
behaviors in autistic people, particularly in
children and adolescents
        <xref ref-type="bibr" rid="ref10">(Scassellati et al.,
2012)</xref>
        . Robotic therapy for autism has been
explored as one of the first application
domains in the field of socially assistive
robotics (SAR), which aims to develop robots
that help people with special needs through
social interaction
        <xref ref-type="bibr" rid="ref10">(Scassellati et al., 2012)</xref>
        .
      </p>
      <p>With respect to the specific role of the
Pepper robot2, the reference literature
highlights how much children with this
diagnosis can be attracted to the robot and
implement a greater number of communicative
and social initiatives, precisely because the
motivation in relating to the robot is higher
than others. In the field of Autism Spectrum
Disorders, in fact, the interest is directed more
towards objects and components of objects
and, moreover, there is a particular
predisposition and interest in electronic and
computer devices. In this sense, Pepper can
represent the third party that encourages
communicative and social initiative,
facilitating the relationship with the other
towards which the communicative actions of
children must then be gradually directed to.
Pepper is placed within what is technically
defined Pairing, a procedure that can make the
other pleasant and motivating for children as it
is associated with Pepper (i.e., an adult that
initially is considered as a neutral stimulus that
becomes a positive stimulus thanks to the
contribution of Pepper).
2 https://www.softbankrobotics.com/emea/en/pepper</p>
    </sec>
    <sec id="sec-2">
      <title>2. Related work</title>
      <p>
        There are a variety of therapeutic
approaches that involve the use of robots or
other computer technologies in the treatment
of autism.
        <xref ref-type="bibr" rid="ref5">(Dautenhahn, 2013)</xref>
        . In recent years,
several researches have been conducted on the
use of social and assistive robots as therapy
tools for autism, and these studies have shown
that robots are particularly engaging and able
to elicit new social and communicative
behaviors in people with autism, especially in
children and adolescents
        <xref ref-type="bibr" rid="ref10 ref11 ref2 ref8">(Scassellati et al.,
2012; Aresti-Bartolome et al., 2014; Pennisi
et. al., 2016; Seon-wha, 2013)</xref>
        . Social robots
are used to develop interventions that help
autistic children and to cope with their
weaknesses such as recognition and generation
of emotions, joint attention and triadic
interaction
        <xref ref-type="bibr" rid="ref4">(Chevalier et al., 2016)</xref>
        , eye contact
and social gaze
        <xref ref-type="bibr" rid="ref1">(Admoni, H ., Scassellati, B,
2017)</xref>
        . For example, the minimally expressive
humanoid robot KASPAR mediates and
encourages interaction between children and
co-present adults (Iacono et al., 2011), and
Softbank's NAO robot has also been
successfully tested in therapy with autistic
children with educational games that allow
children to work on verbal and non-verbal
communication, emotional intelligence,
imitation and even basic academic skills
        <xref ref-type="bibr" rid="ref7">(Falconer, 2013)</xref>
        .
      </p>
      <p>
        Furthermore, we mention the importance of
educational robotics, a method that allows
children to learn thanks to robots. It uses a
simple and practical approach to robotics,
robot operation, computer programming,
visual coding and learning technical subjects
such as science and math. Educational robotics
is also a method to study STEM subjects
(Science, Technology, Engineering and
Mathematics) in a practical and fun way, and
learn to use logic and solve problems of
increasing difficulty that can be formalized
(such as a recipe for example), thus forming a
computational thinking, which is also one of
the objectives of coding. Students with autism
prefer this type of problem- solving, where
their ability to organize large amounts of data
and build reliable structures is useful and
produces predictable results
        <xref ref-type="bibr" rid="ref9">(Ribu, 2010)</xref>
        .
Educational robotics seems particularly
interesting for autistic children, who may be
focusing on lessons taught in a one-to-one
relationship with a robot-teacher and at the
same time. Although the topic has been in
depth for nearly two decades, very few
initiatives have emerged aimed at the use of
educational robotics for people with autism
        <xref ref-type="bibr" rid="ref3">(Born, 2011)</xref>
        , some of them focus particularly
on teaching STEM (Williams, 2018).
      </p>
    </sec>
    <sec id="sec-3">
      <title>3. Project main goals</title>
      <p>The aim of the research project Sugar, Salt
&amp; Pepper - Humanoid robotics for autism
envisions the use of the Pepper robot in a
therapeutic laboratory on autonomy to
promote functional acquisitions in children
diagnosed with high functioning Autism
Spectrum Disorder / Asperger's syndrome
(Level 1 of support according to DSM 5).</p>
      <p>We would like also to test the exchanges
and interactions of the child with autism in
rehabilitation contexts (work on language /
communication, on emotions, social skills
training, etc.) with the robot to help the
operators (psychologists, educators, speech
therapists, etc.).</p>
      <p>Another objective of the project is to
provide young participants with a space within
which they can increase their mutual
communication and socialization skills
(sharing interests, creating friendly bonds, etc.)
and strengthening their acquisition of
strategies and processes related to daily
activities, as snack preparation, kitchen use,
school material management, etc., with the aid
of the Pepper robot, configured as a highly
motivating and scalable tool (also depending
on of the user’s needs that will be acquired and
recorded during the activities and strictly
linked to the answers provided by the users
and their successful/unsuccessful activities).</p>
      <p>Furthermore, we are interested in the
collecting and analysing environmental and
interpersonal data that can often escape
subjective observation but which allow to
better outline and deepen the functioning
profile of the autistic subject (eye contact,
number of communication initiatives, number
of requests for help, interpersonal distances,
sharing and emotional awareness, etc).</p>
      <p>From an computer science point of view,
one of the innovative aspects of the research
lies in the use of PEPPER together with an
external emotion recognition software and a
gaze and motion tracker, in order to indirectly
analyze the reactions of children to which the
robot will be able to adapt. A further
innovative aspect concerns the adaptive
mechanisms with which PEPPER will be
enriched. The robot will show more and more
intelligence and reasoning skills, which will
allow it to adapt according to the user's needs
and customize the interaction to the specific
needs of the subject in both adaptive and
adaptable form. Thus the robot will become an
adaptive robot with respect to the user, able to
adapt its behavior based on the characteristics
of the subject with whom it is interacting and
to customize the interaction in an adaptive
form, that is, configurable by the staff expert
in therapy.</p>
    </sec>
    <sec id="sec-4">
      <title>4. Conclusion</title>
      <p>In term of expected results we expect the
following ones at the end of the
experimentation:
● Positive evaluation in terms of
perceived experience (user experience
and user acceptance) by the
participants
● Consolidation or development of
effective communication and social
strategies
● Consolidation or learning of
diversified procedural strategies in a
laboratory context
● Transfer of skills learned in life and
family contexts
● Collection and analysis of personal
and environmental data
● Study and analysis in a real and
longitudinal context (in the wild
evaluation) of a child-robot
application, in the research field of
social and assistive robotics
● Study and analysis and refinement
of adaptive strategies based on
affective computing and biometrics
(emotions, gaze, gestures, etc.)
● Study and analysis of end-user
development interfaces for robot
programming and behavior</p>
    </sec>
    <sec id="sec-5">
      <title>5. Acknowledgements</title>
      <p>This project has been funded by Intesa
Sanpaolo Bank - Bank of the Territories
Division.</p>
    </sec>
    <sec id="sec-6">
      <title>6. References</title>
    </sec>
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