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Chapter 43 — Telerobotics

Günter Niemeyer, Carsten Preusche, Stefano Stramigioli and Dongjun Lee

In this chapter we present an overview of the field of telerobotics with a focus on control aspects. To acknowledge some of the earliest contributions and motivations the field has provided to robotics in general, we begin with a brief historical perspective and discuss some of the challenging applications. Then, after introducing and classifying the various system architectures and control strategies, we emphasize bilateral control and force feedback. This particular area has seen intense research work in the pursuit of telepresence. We also examine some of the emerging efforts, extending telerobotic concepts to unconventional systems and applications. Finally,we suggest some further reading for a closer engagement with the field.

Multi-modal, multi-user telepresence and teleaction system

Author  M. Buss, A. Peer, T. Schauss, N. Stefanov, U. Unterhinninghofen, S. Behrendt, G. Farber, J. Leupold, K. Diepold, F. Keyrouz, M. Sarkis, P. Hinterseer, E. Steinbach, B. Farber, H. Pongrac

Video ID : 321

This video shows a multimodal, multiuser telepresence system, consisting of two teleoperated mobile manipulators, each connected to a stationary or a mobile, multimodal, human telerobotic interface. The multimodal-user feedback consists of 3-D vision, 3-D acoustic, and haptic feedback. A cooperative pipe-repair task was performed by the two teleoperated mobile manipulators. Presented at ICRA 2008.

Chapter 65 — Domestic Robotics

Erwin Prassler, Mario E. Munich, Paolo Pirjanian and Kazuhiro Kosuge

When the first edition of this book was published domestic robots were spoken of as a dream that was slowly becoming reality. At that time, in 2008, we looked back on more than twenty years of research and development in domestic robotics, especially in cleaning robotics. Although everybody expected cleaning to be the killer app for domestic robotics in the first half of these twenty years nothing big really happened. About ten years before the first edition of this book appeared, all of a sudden things started moving. Several small, but also some larger enterprises announced that they would soon launch domestic cleaning robots. The robotics community was anxiously awaiting these first cleaning robots and so were consumers. The big burst, however, was yet to come. The price tag of those cleaning robots was far beyond what people were willing to pay for a vacuum cleaner. It took another four years until, in 2002, a small and inexpensive device, which was not even called a cleaning robot, brought the first breakthrough: Roomba. Sales of the Roomba quickly passed the first million robots and increased rapidly. While for the first years after Roomba’s release, the big players remained on the sidelines, possibly to revise their own designs and, in particular their business models and price tags, some other small players followed quickly and came out with their own products. We reported about theses devices and their creators in the first edition. Since then the momentum in the field of domestics robotics has steadily increased. Nowadays most big appliance manufacturers have domestic cleaning robots in their portfolio. We are not only seeing more and more domestic cleaning robots and lawn mowers on the market, but we are also seeing new types of domestic robots, window cleaners, plant watering robots, tele-presence robots, domestic surveillance robots, and robotic sports devices. Some of these new types of domestic robots are still prototypes or concept studies. Others have already crossed the threshold to becoming commercial products.

For the second edition of this chapter, we have decided to not only enumerate the devices that have emerged and survived in the past five years, but also to take a look back at how it all began, contrasting this retrospection with the burst of progress in the past five years in domestic cleaning robotics. We will not describe and discuss in detail every single cleaning robot that has seen the light of the day, but select those that are representative for the evolution of the technology as well as the market. We will also reserve some space for new types of mobile domestic robots, which will be the success stories or failures for the next edition of this chapter. Further we will look into nonmobile domestic robots, also called smart appliances, and examine their fate. Last but not least, we will look at the recent developments in the area of intelligent homes that surround and, at times, also control the mobile domestic robots and smart appliances described in the preceding sections.

Double robotics - Overview

Author  Erwin Prassler

Video ID : 742

Video presenting the "low-cost" telepresence robot Double.

Chapter 40 — Mobility and Manipulation

Oliver Brock, Jaeheung Park and Marc Toussaint

Mobile manipulation requires the integration of methodologies from all aspects of robotics. Instead of tackling each aspect in isolation,mobilemanipulation research exploits their interdependence to solve challenging problems. As a result, novel views of long-standing problems emerge. In this chapter, we present these emerging views in the areas of grasping, control, motion generation, learning, and perception. All of these areas must address the shared challenges of high-dimensionality, uncertainty, and task variability. The section on grasping and manipulation describes a trend towards actively leveraging contact and physical and dynamic interactions between hand, object, and environment. Research in control addresses the challenges of appropriately coupling mobility and manipulation. The field of motion generation increasingly blurs the boundaries between control and planning, leading to task-consistent motion in high-dimensional configuration spaces, even in dynamic and partially unknown environments. A key challenge of learning formobilemanipulation consists of identifying the appropriate priors, and we survey recent learning approaches to perception, grasping, motion, and manipulation. Finally, a discussion of promising methods in perception shows how concepts and methods from navigation and active perception are applied.

Task-consistent, obstacle avoidance for mobile manipulation

Author  Oliver Brock, Oussama Khatib, Sriram Viji

Video ID : 784

This robot can avoid moving obstacles with real-time path modification by using an elastic-strip framework. However, the real-time path modification can interfere with task execution. The proposed task-consistent, elastic planning method can ensure the task execution while achieving obstacle avoidance.

Chapter 62 — Intelligent Vehicles

Alberto Broggi, Alex Zelinsky, Ümit Özgüner and Christian Laugier

This chapter describes the emerging robotics application field of intelligent vehicles – motor vehicles that have autonomous functions and capabilities. The chapter is organized as follows. Section 62.1 provides a motivation for why the development of intelligent vehicles is important, a brief history of the field, and the potential benefits of the technology. Section 62.2 describes the technologies that enable intelligent vehicles to sense vehicle, environment, and driver state, work with digital maps and satellite navigation, and communicate with intelligent transportation infrastructure. Section 62.3 describes the challenges and solutions associated with road scene understanding – a key capability for all intelligent vehicles. Section 62.4 describes advanced driver assistance systems, which use the robotics and sensing technologies described earlier to create new safety and convenience systems for motor vehicles, such as collision avoidance, lane keeping, and parking assistance. Section 62.5 describes driver monitoring technologies that are being developed to mitigate driver fatigue, inattention, and impairment. Section 62.6 describes fully autonomous intelligent vehicles systems that have been developed and deployed. The chapter is concluded in Sect. 62.7 with a discussion of future prospects, while Sect. 62.8 provides references to further reading and additional resources.

Speed-sign detection

Author  Alberto Broggi, Alexander Zelinsky, Ümit Ozgüner, Christian Laugier

Video ID : 838

This video demonstrates robust speed-sign extraction under variable conditions, i.e., day and night. The system uses the unique radial symmetry detector to achieve robustness.

Chapter 78 — Perceptual Robotics

Heinrich Bülthoff, Christian Wallraven and Martin A. Giese

Robots that share their environment with humans need to be able to recognize and manipulate objects and users, perform complex navigation tasks, and interpret and react to human emotional and communicative gestures. In all of these perceptual capabilities, the human brain, however, is still far ahead of robotic systems. Hence, taking clues from the way the human brain solves such complex perceptual tasks will help to design better robots. Similarly, once a robot interacts with humans, its behaviors and reactions will be judged by humans – movements of the robot, for example, should be fluid and graceful, and it should not evoke an eerie feeling when interacting with a user. In this chapter, we present Perceptual Robotics as the field of robotics that takes inspiration from perception research and neuroscience to, first, build better perceptual capabilities into robotic systems and, second, to validate the perceptual impact of robotic systems on the user.

Active in-hand object recognition

Author  Christian Wallraven

Video ID : 569

This video showcases the implementation of active object learning and recognition using the framework proposed in Browatzki et al. [1, 2]. The first phase shows the robot trying to learn the visual representation of several paper cups differing by a few key features. The robot executes a pre-programmed exploration program to look at the cup from all sides. The (very low-resolution) visual input is tracked and so-called key-frames are extracted which represent the (visual) exploration. After learning, the robot tries to recognize cups that have been placed into its hands using a similar exploration program based on visual information - due to the low-resolution input and the highly similar objects, the robot, however, fails to make the correct decision. The video then shows the second, advanced, exploration, which is based on actively seeking the view that is expected to provide maximum information about the object. For this, the robot embeds the learned visual information into a proprioceptive map indexed by the two joint angles of the hand. In this map, the robot now tries to predict the joint-angle combination that provides the most information about the object, given the current state of exploration. The implementation uses particle filtering to track a large number of object (view) hypotheses at the same time. Since the robot now uses a multisensory representation, the subsequent object-recognition trials are all correct, despite poor visual input and highly similar objects. References: [1] B Browatzki, V. Tikhanoff, G. Metta, H.H. Bülthoff, C. Wallraven: Active in-hand object recognition on a humanoid robot, IEEE Trans. Robot. 30(5), 1260-1269 (2014); [2] B. Browatzki, V. Tikhanoff, G. Metta, H.H. Bülthoff, C. Wallraven: Active object recognition on a humanoid robot, Proc. IEEE Int. Conf. Robot. Autom. (ICRA), St. Paul (2012), pp. 2021-2028.

Chapter 46 — Simultaneous Localization and Mapping

Cyrill Stachniss, John J. Leonard and Sebastian Thrun

This chapter provides a comprehensive introduction in to the simultaneous localization and mapping problem, better known in its abbreviated form as SLAM. SLAM addresses the main perception problem of a robot navigating an unknown environment. While navigating the environment, the robot seeks to acquire a map thereof, and at the same time it wishes to localize itself using its map. The use of SLAM problems can be motivated in two different ways: one might be interested in detailed environment models, or one might seek to maintain an accurate sense of a mobile robot’s location. SLAM serves both of these purposes.

We review the three major paradigms from which many published methods for SLAM are derived: (1) the extended Kalman filter (EKF); (2) particle filtering; and (3) graph optimization. We also review recent work in three-dimensional (3-D) SLAM using visual and red green blue distance-sensors (RGB-D), and close with a discussion of open research problems in robotic mapping.

Deformation-based loop closure for dense RGB-D SLAM

Author  Thomas Whelan

Video ID : 439

This video shows the integration of SLAM-pose-graph optimization, spatially extended KinectFusion, and deformation-based loop closure in dense RGB-D mapping - integrating several of the capabilities discussed in Chap. 46.3.3 and Chap. 46.4, Springer Handbook of Robotics, 2nd edn (2016). Reference: T. Whelan, M. Kaess, H. Johannsson, M. Fallon, J.J. Leonard, J. McDonald: Real-time large scale dense RGB-D SLAM with volumetric fusion, Int. J. Robot. Res. 34(4-5), 598-626 (2014).

Chapter 58 — Robotics in Hazardous Applications

James Trevelyan, William R. Hamel and Sung-Chul Kang

Robotics researchers have worked hard to realize a long-awaited vision: machines that can eliminate the need for people to work in hazardous environments. Chapter 60 is framed by the vision of disaster response: search and rescue robots carrying people from burning buildings or tunneling through collapsed rock falls to reach trapped miners. In this chapter we review tangible progress towards robots that perform routine work in places too dangerous for humans. Researchers still have many challenges ahead of them but there has been remarkable progress in some areas. Hazardous environments present special challenges for the accomplishment of desired tasks depending on the nature and magnitude of the hazards. Hazards may be present in the form of radiation, toxic contamination, falling objects or potential explosions. Technology that specialized engineering companies can develop and sell without active help from researchers marks the frontier of commercial feasibility. Just inside this border lie teleoperated robots for explosive ordnance disposal (EOD) and for underwater engineering work. Even with the typical tenfold disadvantage in manipulation performance imposed by the limits of today’s telepresence and teleoperation technology, in terms of human dexterity and speed, robots often can offer a more cost-effective solution. However, most routine applications in hazardous environments still lie far beyond the feasibility frontier. Fire fighting, remediating nuclear contamination, reactor decommissioning, tunneling, underwater engineering, underground mining and clearance of landmines and unexploded ordnance still present many unsolved problems.

IED hunters

Author  James P. Trevelyan

Video ID : 572

The video shows the work of route-clearance teams in Afghanistan.   This video has been included because researchers can see plenty of examples of realistic field conditions under which explosive-ordnance clearance is being done in Afghanistan. It is essential for researchers to have an accurate appreciation of the real field conditions before considering expensive research projects. It is also essential that researchers understand how easily insurgent forces can adapt and defeat technological solutions that have cost tens of millions of dollars to develop. Read the caption below carefully and then watch the video with this in mind. Better-quality blast-protected vehicles provide the teams with more confidence to handle challenging tasks. You will also see that improvised explosive devices (IEDs) used by insurgents are typically made from the unexploded ordnance (UXO) which the demining teams are trying to remove. Between 15% (typical failure rate for high quality US-made ammunition) and 70% (old Russian-designed ammunition) fail to explode when used.   These UXOs lie in the ground in a, at best, semi-stable state, so some easily exploded accidentally at times. Insurgents collect and attempt to disarm them, then set them up with remotely operated or vehicle-triggered detonation fuses. That is why the demining teams came to be seen as legitimate targets by insurgents, because they were removing the explosive devices the insurgency needed to fight people who they regarded as legitimate enemies. Although not explicitly acknowledged in the commentary, this video also demonstrates one of the many methods used by insurgents to adapt their techniques to defeat the highly advanced technologies available to the ISAF teams. By laying multiple devices in different locations, using different triggering devices and different deployment methods, the insurgents soon learned what the ISAF teams could and could not detect.   Every blast indicated a device that was not detected in advance by the ISAF team. Every device removed by the team indicated a device that was detected. In this way, the insurgents rapidly learned how to deploy undetectable devices that maximized their destructive power.

Chapter 36 — Motion for Manipulation Tasks

James Kuffner and Jing Xiao

This chapter serves as an introduction to Part D by giving an overview of motion generation and control strategies in the context of robotic manipulation tasks. Automatic control ranging from the abstract, high-level task specification down to fine-grained feedback at the task interface are considered. Some of the important issues include modeling of the interfaces between the robot and the environment at the different time scales of motion and incorporating sensing and feedback. Manipulation planning is introduced as an extension to the basic motion planning problem, which can be modeled as a hybrid system of continuous configuration spaces arising from the act of grasping and moving parts in the environment. The important example of assembly motion is discussed through the analysis of contact states and compliant motion control. Finally, methods aimed at integrating global planning with state feedback control are summarized.

Rollin’ Justin - Mobile platform with variable base

Author  Christoph Borst et al.

Video ID : 369

The video contains a demonstration of a mobile humanoid robotic system and research platform, called "Rollin' Justin", which is enabled with sophisticated control algorithms and equipped with dexterous manipulation.

Chapter 65 — Domestic Robotics

Erwin Prassler, Mario E. Munich, Paolo Pirjanian and Kazuhiro Kosuge

When the first edition of this book was published domestic robots were spoken of as a dream that was slowly becoming reality. At that time, in 2008, we looked back on more than twenty years of research and development in domestic robotics, especially in cleaning robotics. Although everybody expected cleaning to be the killer app for domestic robotics in the first half of these twenty years nothing big really happened. About ten years before the first edition of this book appeared, all of a sudden things started moving. Several small, but also some larger enterprises announced that they would soon launch domestic cleaning robots. The robotics community was anxiously awaiting these first cleaning robots and so were consumers. The big burst, however, was yet to come. The price tag of those cleaning robots was far beyond what people were willing to pay for a vacuum cleaner. It took another four years until, in 2002, a small and inexpensive device, which was not even called a cleaning robot, brought the first breakthrough: Roomba. Sales of the Roomba quickly passed the first million robots and increased rapidly. While for the first years after Roomba’s release, the big players remained on the sidelines, possibly to revise their own designs and, in particular their business models and price tags, some other small players followed quickly and came out with their own products. We reported about theses devices and their creators in the first edition. Since then the momentum in the field of domestics robotics has steadily increased. Nowadays most big appliance manufacturers have domestic cleaning robots in their portfolio. We are not only seeing more and more domestic cleaning robots and lawn mowers on the market, but we are also seeing new types of domestic robots, window cleaners, plant watering robots, tele-presence robots, domestic surveillance robots, and robotic sports devices. Some of these new types of domestic robots are still prototypes or concept studies. Others have already crossed the threshold to becoming commercial products.

For the second edition of this chapter, we have decided to not only enumerate the devices that have emerged and survived in the past five years, but also to take a look back at how it all began, contrasting this retrospection with the burst of progress in the past five years in domestic cleaning robotics. We will not describe and discuss in detail every single cleaning robot that has seen the light of the day, but select those that are representative for the evolution of the technology as well as the market. We will also reserve some space for new types of mobile domestic robots, which will be the success stories or failures for the next edition of this chapter. Further we will look into nonmobile domestic robots, also called smart appliances, and examine their fate. Last but not least, we will look at the recent developments in the area of intelligent homes that surround and, at times, also control the mobile domestic robots and smart appliances described in the preceding sections.

Telepresence robot in action

Author  Erwin Prassler

Video ID : 741

Video by MIT Technology Review featuring the telepresence robot VGo.

Chapter 17 — Limbed Systems

Shuuji Kajita and Christian Ott

A limbed system is a mobile robot with a body, legs and arms. First, its general design process is discussed in Sect. 17.1. Then we consider issues of conceptual design and observe designs of various existing robots in Sect. 17.2. As an example in detail, the design of a humanoid robot HRP-4C is shown in Sect. 17.3. To design a limbed system of good performance, it is important to take into account of actuation and control, like gravity compensation, limit cycle dynamics, template models, and backdrivable actuation. These are discussed in Sect. 17.4.

In Sect. 17.5, we overview divergence of limbed systems. We see odd legged walkers, leg–wheel hybrid robots, leg–arm hybrid robots, tethered walking robots, and wall-climbing robots. To compare limbed systems of different configurations,we can use performance indices such as the gait sensitivity norm, the Froude number, and the specific resistance, etc., which are introduced in Sect. 17.6.

Cybernetic human HRP-4C walking

Author  AIST

Video ID : 524

A humanoid robot with human-like dimensions developed by AIST.