Publications

[1] Choudhary, S., Indelman, V., Christensen, H. I., and Dellaert, F. Information based reduced landmark slam. In ICRA (Seatle, WA, May 2015), IEEE. [ bib ]
[2] Quispe, A. H., Melville, B., Erdogan, C., Amor, H. B., Christensen, H., and Stilman, M. Efficient manipulation planning with basic primitives. In ICRA (Seattle, WA, May 2015), IEEE. [ bib ]
[3] Scholz, J., Levihn, M., Isbell, C., Christensen, H., and Stilman, M. Learning non-holonomic object models for mobile manipulation. In ICRA (Seattle, WA, May 2015), IEEE. [ bib ]
[4] Gomez, J. M., Caputo, B., Cazorla, M., Christensen, H. I., Fornoni, M., GarcĂ­a-Varea, I., and Pronobis, A. The robot vision challenge. where are we after 5 editions? IEEE Robotics and Automation Magazine (Sep 2015). [ bib ]
[5] Quispe, A. H., Ben-Amor, H., and Christensen, H. A taxonomy of benchmark tasks for bimanual manipulators. In Intl. Conf. Robotics Research (Italy, Sep 2015), IFRR. [ bib ]
[6] Choudhary, S., Carlone, L., Christensen, H. I., and Dellaert, F. Exactly sparse memory efficient SLAM using the multi-block alternating direction method of multipliers. In International Conference on Intelligent Robots and Systems (Hamburg, DE, Sep 2015), IEEE/RSJ. [ bib ]
[7] Brahmbhatt, S., Ben-Amor, H., and Christensen, H. I. Occlusion aware object localization, segmentation and pose estimation. In British Machine Vision Conference (Swansea, UK, Sep 2015). [ bib ]
[8] Hickson, S., Essa, I., and Christensen, H. I. Semantic instance labeling leveraging hierarchical segmentation. In Winter Conference on Applications of Computer Vision (WACV) (Hawaii, Jan 2015), IEEE. [ bib ]
[9] Hickson, S., Birchfield, S., Essa, I., and Christensen, H. Efficient Hierarchical Graph-Based Segmentation of RGBD Videos. In Proc. of IEEE Conference on Computer Vision and Pattern Recognition (CVPR) (June 2014), IEEE Computer Society. [ bib ]
[10] Dantam, N., Ben-Amor, H., Christensen, H., and Stilman, M. Online camera registration for robot manipulation. In Proceedings of the 2014 International Symposium on Experimental Robotics (ISER) (Marocco, June 2014), IFRR, Springer Verlag. [ bib ]
[11] Bennett, R. V., Morzan, E. M., Huckaby, J. O., Monge, M. E., Christensen, H. I., and Fernandez, F. Robotic plasma probe ionization mass spectrometry (RoPPI-MS) of non-planar surfaces. Analyst 139 (2014), 2658--2662. [ bib | DOI | http ]
In this report, we present a robotic sample introduction/ionization system for mass spectrometry (MS) for spot analysis and imaging of non-planar surfaces. The system operates by probing the sample surface with an acupuncture needle, followed by direct plasma chemical ionization time-of-flight MS.

[12] Nieto-Granda, C., III, J. G. R., and Christensen, H. I. Coordination strategies for multi-robot exploration and mapping. Intl. Jour. of Robotics Research 33, 4 (http://ijr.sagepub.com/cgi/reprint/33/4/519.pdf?ijkey=qZzHyhVZ2dxFXN7 2014), 519--533. [ bib ]
[13] Nieto-Granda, C., Trevor, A. J., Rogers, J. G., Cunningham, A., Paluri, M., Michael, N., Dellaert, F., Christensen, H. I., and Kumar, V. Effects of sensory precision on mobile robot localization and mapping. In Experimental Robotics, STAR. Springer Verlag, Heidelberg/New York, Jan 2014, pp. 433--446. [ bib ]
[14] Dantam, N., Amor, H. B., Christensen, H., and Stilman, M. Online multi-camera registration for bimanual workspace trajectories. In Proceedings of the International Conference on Humanoid Robots (HUMANOIDS) (Barcelona, ES, Nov 2014), IEEE/RSJ. [ bib ]
[15] Choudhary, S., Trevor, A. J. B., Christensen, H. I., and Dellaert, F. SLAM with object discovery, modeling nad mapping. In IROS-2014 (Chicago, IL, Sep 2014), IEEE/RSJ. [ bib ]
[16] Portugal, D., Pippin, C., Rocha, R. P., and Christensen, H. I. Finding optimal routes for multi-robot patrolling in generic graphs. In IROS-2014 (Chicago, IL, Sep 2014), IEEE-RAS / RSJ. [ bib ]
[17] Huckaby, J., and Christensen, H. I. A Case for SysML in Robotics. In International Conference on Automation Science and Engineering (CASE) (Taipei, TW, Aug 2014), IEEE, pp. 333--338. [ bib ]
[18] Nieto-Granda, C., Choudhary, S., Rogers, J. G., Twigg, J., Murali, V., and Christensen, H. I. Object guided autonomous exploration for mobile robots in indoor environments. In SPIE Defense+Security (Baltimore, MD, Apr 2014), SPIE, pp. 90840--90846. [ bib ]
[19] Huckaby, J., and Christensen, H. I. Modeling robot assembly tasks in manufacturing using SysML. In ISR/Robotik (Munich, DE, Jun 2014), IFR. [ bib ]
[20] Cosgun, A., Sisbot, E. A., and Christensen, H. I. Vibro-tactile belt interface for robotic human navigation. In ICRA (Hong Kong, Jun 2014), IEEE/RSJ. [ bib ]
[21] Trevor, A. J. B., Rogers III, J. G., and Christensen, H. I. Omnimapper: A modular multimodal mapping framework. In ICRA (Hong Kong, Jun 2014), IEEE/RSJ. [ bib ]
[22] Pippin, C., and Christensen, H. I. Trust modeling in multi-robot patrolling. In ICRA (Hong Kong, Jun 2014), IEEE/RSJ. [ bib ]
[23] Piliouras, G., Nieto-Granda, C., Christensen, H., and Shamma, J. Persistent patterns: Multi-agent learning beyond equilibrium and utility. In 13th International Conference on Autonomous Agents and Multiagent Systems (AAMAS2014) (2014). [ bib ]
[24] Cosgun, A., Florencio, D., and Christensen, H. Autonomous person following for telepresence robots. In Intl. Conf. on Robotics and Automation (Karlsruhe, May 2013), IEEE/RSJ. [ bib | .pdf ]
[25] Rogers III, J. G., and Christensen, H. I. Robot planning with a semantic map. In Intl. Conf. on Robotics and Automation (Karlsruhe, Germany, May 2013), IEEE/RSJ. [ bib ]
[26] Choi, C., Trevor, A., and Christensen, H. I. RGB-D Edge Detection and Edge-Based Registration. In IROS (Tokyo, Nov 2013), IEEE/RSJ. [ bib ]
[27] Choi, C., Trevor, A., and Christensen, H. I. RGB-D Object Tracking: A Particle Filter Approach on GPU. In IROS (Tokyo, Nov 2013), IEEE/RSJ. [ bib ]
[28] Huckaby, J., Vassos, S., and Christensen, H. I. Planning with a task modeling framework in manufacturing robotics. In IROS (Tokyo, JP, Nov 2013), IEEE/RSJ. [ bib ]
[29] Cosgun, A., Bunger, M., and Christensen, H. I. Accuracy analysis of skeleton trackers for safety in hri. In Workshop on Safety and Comfort of Humanoid Coworker and Assistant (Humanoids 2013) (Atlanta, GA, Oct. 2013), IEEE/RSJ. [ bib | .pdf ]
[30] Nieto-Granda, C., Rogers III, J. G., and Christensen, H. Multi-robot exploration strategies for tactical tasks in urban environments. In SPIE Defense, Security, and Sensing (2013), International Society for Optics and Photonics, pp. 87410B--87410B. [ bib ]
[31] Pippin, C. E., Christensen, H., and Weiss, L. Dynamic, cooperative multi-robot patrolling with a team of uavs. In SPIE Defense, Security, and Sensing (2013), International Society for Optics and Photonics, pp. 874103--874103. [ bib ]
[32] Rogers, J. G., Young, S. H., Gregory, J. M., Nieto-Granda, C., and Christensen, H. I. Robot mapping in large-scale mixed indoor and outdoor environments. In SPIE Defense, Security, and Sensing (2013), International Society for Optics and Photonics, pp. 874107--874107. [ bib ]
[33] Pippin, C., Christensen, H., and Weiss, L. Performance based task assignment in multi-robot patrolling. In Proceedings of the 28th Annual ACM Symposium on Applied Computing (2013), ACM, pp. 70--76. [ bib ]
[34] Pippin, C. E., and Christensen, H. Learning task performance in market-based task allocation. In Intelligent Autonomous Systems 12. Springer Berlin Heidelberg, 2013, pp. 613--621. [ bib ]
[35] Trevor, A. J. B., Rogers III, J. G., Cosgun, A., and Christensen, H. I. Interactive object modeling & labeling for service robots. In HRI (2013), pp. 421--422. [ bib | http ]
[36] Pippin, C., and Christensen, H. I. Performance based monitoring using statistical control charts on multi-robot teams. In 15th Intl. Conf on Information fusion (Singapore, July 2012). [ bib | .pdf ]
[37] Pippin, C., and Christensen, H. I. Learning task performance in market-based task allocation. In Proc. 12th Intl. Autonomous Systems (Jeju, Korea, June 2012), Springer Verlag. [ bib | .pdf ]
[38] Dantam, N., Nieto, C., Christensen, H. I., and Stilman, M. Linguistic composition of semantic maps and hybrid controllers. In 13th Intl. Symp. on Experimental Robotics (Montreal, Canada, June 2012). [ bib ]
[39] Rogers III, J. G., Nieto, C., and Christensen, H. I. Coordination strategies for multi-robot exploration and mapping. In 13th Intl. Symp. on Experimental Robotics (Montreal, Canada, June 2012). [ bib ]
[40] Rogers III, J. G., and Christensen, H. I. A conditional random field model for place and object classification. In Intl. Conf. On Robotics and Automation (St. Paul, MN, May 2012), IEEE. [ bib ]
[41] Trevor, A. J. B., Rogers III, J. G., and Christensen, H. I. Planar Surface SLAM with 3D and 2D Sensors. In Intl. Conf. On Robotics and Automation (St. Paul, MN, May 2012), IEEE. [ bib ]
[42] Rogers III, J. G., Stump, E. A., Young, S., Sadler, L. C., and Christensen, H. I. Autonomous 3D exploration and mapping with unmanned ground robots. In SPIE Defense, Security and Sensing (Baltimore, MD, April 2012). [ bib ]
[43] Pippin, C. E., and Christensen, H. I. Performance based dynamic team formation in multi-agent auctions. In SPIE Defense, Security and Sensing - Symposium 8398 (Baltimore, MD, April 2012). [ bib | .pdf ]
[44] Christensen, H. I. Formulation of a u.s. national strategy for robotics [industrial activities]. IEEE Robot. Automat. Mag. 19, 2 (2012), 10--14. [ bib | http ]
[45] Choi, C., and Christensen, H. I. Robust 3d visual tracking using particle filtering on the special Euclidean group: A combined approach of keypoint and edge features. Intl. Jour. of Robotics Research 31, 4 (2012), 498--519. [ bib | http ]
[46] Trevor, A. J. B., Cosgun, A., Kumar, J., and Christensen, H. I. Interactive map labeling for service robots. In Workshop on Active Semantic Perception in IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2012) (Algave, Portugal, Oct 2012), IEEE/RSJ. [ bib | .pdf ]
[47] Choi, C., and Christensen, H. I. 3D textureless object detection and tracking: An edge-based approach. In Intl. Conf on Intelligent Robotics and System (Faro, Portugal, Oct 2012), IEEE/RSJ. [ bib ]
[48] Choi, C., and Christensen, H. I. 3D pose estimation for daily objects using and RGB-D camera. In Intl. Conf on Intelligent Robotics and System (Faro, Portugal, Oct 2012), IEEE/RSJ. [ bib ]
[49] Kolhe, P., and Christensen, H. Finding graph topologies for feasible multirobot motion planning. In Intl. Conf on Intelligent Robotics and System (Faro, Portugal, Oct 2012), IEEE/RSJ. [ bib ]
[50] Huckaby, J., and Christensen, H. I. A taxonomic framework for task modeling and knowledge transfer in manufacturing robotic. In Eighth International Cognitive Robotics Workshop (Jul 2012). [ bib ]
[51] Pippin, C., and Christensen, H. Incentive based cooperation in multi-agent auctions. In AAAI Spring Symposium (Mar. 2012), AAAI. [ bib | .pdf ]
[52] Chatila, R., Christensen, H. I., and Khatib, O. Roboitcs research - isrr 2011. Intl. Jour. of Robotics Research 31, 11 (Sep 2012), 1217--1218. [ bib ]
[53] Trevor, A., Rogers III, J., Nieto, C., and Christensen, H. I. Feature-based mapping with grounded landmark and place labels. In RSS Workshop on Grounding Human-Robot Dialog for Spatial Tasks (Los Angeles, CA, June 2011). [ bib ]
[54] Choi, C., and Christensen, H. I. Robust 3D visual tracking using particle filtering on the SE(3) group. In Intl. Conf. on Robotics and Automation (Shanghai, China, May 2011), IEEE, pp. 4384--4391. [ bib | .pdf ]
[55] Rogers III, J. G., Cunningham, A., Paluri, M., Christensen, H. I., Dellaert, F., Michael, N., Kumar, V., and Mathies, L. Cooperative mapping of indoor environments. In Defense, Security and Sensing (Orando, Fl., April 2011), SPIE. [ bib ]
[56] Burke, J., and Christensen, H. I. Hri: The real world. In HRI 2011 - Proc. of 6th ACM--IEEE Intl. Conf on Human Robot Interaction (Lausanne, March 2011). [ bib ]
[57] Young, J. E., Sung, J.-Y., Voida, A., Sharlin, E., Igarashi, T., Christensen, H. I., and Grinter, R. E. Evaluating human-robot interaction - focusing on the holistic interaction experience. I. J. Social Robotics 3, 1 (2011), 53--67. [ bib ]
[58] Elfwing, S., Uchibe, E., Doya, K., and Christensen, H. I. Darwinian embodied evolution of the learning ability for survival. Adaptive Behaviour 19, 2 (2011), 101--120. [ bib ]
[59] Rogers III, J. G., Trevor, A., Nieto, C., and Christensen, H. I. Slam with learned object recognition and semantic data association. In IROS (San Francisco, CA, Oct. 2011), IEEE/RSJ. [ bib ]
[60] Emeli, V., and Christensen, H. I. Enhancing the robot service experience through social media. In IEEE ws. on Roman and Human Interactive Communication (ROMAN) (Atlanta, GA, Aug 2011). [ bib ]
[61] Rusu, R., Gradski, G., Konolige, K., Beetz, M., and Christensen, H. I. Special issue on semantic perception for robots in indoor environments. Intl. Jour. of Robotics Research 30, 10 (Sep 2011), 1207--1208. [ bib ]
[62] Christensen, H. I., Kruijff, G., and Wyatt, J., Eds. Cognitive Systems. COSMOS. Springer Verlag, Berlin, DE, May 2010. [ bib | .pdf ]
[63] Choi, C., and Christensen, H. Real-time 3d model-based tracking using edge and keypoint features for robotic manipulation. In ICRA-2010 (Anchorage, May 2010), IEEE RAS, pp. 4048--4055. [ bib ]
[64] Trevor, A., Rogers III, J. G., Nieto, C., and Christensen, H. I. Applying domain knowledge to slam using virtual measurements. In ICRA-2010 (Anchorage, May 2010), IEEE RAS, pp. 5389--5396. [ bib ]
[65] Okamura, A., Mataric, M., and Christensen, H. I. Medical and health-care robotics. Robotics and Automation Magazine 17, 3 (Sep 2010), 26--27. [ bib ]
[66] Topp, E. A., and Christensen, H. I. Detecting region transitions for human-augmented mapping. IEEE Trans. on Robotics 26, 4 (Aug 2010), 715--720. [ bib ]
[67] Young, J., Sung, J., Volda, A., Sharlin, E., Igarashi, Y., Christensen, H. I., and Grinter, B. Evaluating human-robot interaction: Focusing on the holistic interaction experience. I. J. of Social Robotics 2, 4 (2010). [ bib | .pdf ]
[68] Sung, J.-Y., Grinter, R. E., and Christensen, H. I. Domestic robot ecology - an initial framework to unpack long-term acceptance of robots at home. International Journal of Social Robotics (2010). [ bib | .pdf ]
[69] Frintrop, S., Rome, E., and Christensen, H. I. Computational visual attention systems and their cognitive foundation: A survey. ACM Trans. on Active Perception 10, 1 (2010), (in press). [ bib ]
[70] Christensen, H. I., Groen, F., and Petreu, E., Eds. International Symposium on Intelligent Autonomous Systems -- IAS-11. IOS Press, Ottawa, Canada, Aug 2010. [ bib ]
[71] Balakirski, S., Proctor, F., Kramer, T., Kolhe, P., and Christensen, H. I. Using simulation to assess the effectiveness of pallet stacking methods. In Simulation, Modeling, and Programming for Autonomous Robots (Berlin, 2010), N. Ando, T. Hemker, M. Reggiani, and O. von Stryk, Eds., vol. 6472 of LNAI, pp. 336--349. [ bib | http ]
[72] Rogers III, J. G., Trevor, A. J. B., Nieto-Granda, C., Cunningham, A., Paluri, M., Michael, N., and Christensen, H. I. Effects of sensory precision on mobile robot localization and mapping. In International Symposium on Experimental Robotics (Delhi, India, Dec 2010), IFRR. [ bib ]
[73] Rogers III, J. G., Trevor, A. J. B., Nieto-Granda, C., and Christensen, H. I. Slam with expectation maximization for moveable object tracking. In IROS (Taiwan, Oct 2010), IEEE, pp. 2077--2082. [ bib ]
[74] Nieto-Granda, C., Rogers III, J. G., Trevor, A. J. B., and Christensen, H. I. Semantic map partitioning in indoor environments using regional analysis. In IROS (Taiwan, Oct 2010), IEEE, pp. 1451--1456. [ bib ]
[75] Trevor, A., Rogers III, J., Nieto-Granda, C., and Christensen, H. I. Tables, counters, and shelves: Semantic mapping of surfaces in 3d. In IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2010) Workshop on Semantic Mapping and Autonomous Knowledge Acquisition (Taiwan, Oct 2010), IEEE/RSJ. [ bib ]
[76] Lee, G., Yoon, S., Chong, N., and Christensen, H. mobile sensor network forming concentric circles through local interaction and consensus building. Jour. of Robotics and Mechatronics 21, 4 (July 2009), 469--477. [ bib | .pdf ]
[77] Lee, G., Chong, N. Y., and Christenen, H. I. Adaptive trinagular mesh generation of self-configuring robot swarms. In ICRA (Kobe, JP, May 2009), IEEE/RAS, pp. 2737--2742. [ bib ]
[78] Ellekilde, L. P., and Christensen, H. I. Control of mobile manipulator using the dynamical systems approach. In ICRA (Kobe, JP, May 2009), IEEE/RAS, pp. 1370--1376. [ bib ]
[79] Smith, C., and Christensen, H. I. Constructing a high-performance robot from commercially available parts. IEEE Robotics and Automation Magazine 16, 4 (Dec. 2009), 75--83. [ bib ]
[80] Pronobis, A., Caputo, B., Jensfelt, P., and Christensen, H. I. A realistic benchmark for visual indoor place recognition. Robotics and Autonomous Systems (Aug 2009). [ bib | http ]
[81] Rogers III, J. G., and Christensen, H. I. Normalized graph-cuts for large scale visual SLAM. In IEEE/RSJ Intl. Conf. on Intell. Robots and Systems (St. Louis, MO, Oct. 2009), IEEE, pp. 918--923. [ bib ]
[82] Wu, J., Rehg, J., and Christensen, H. I. Visual Place Categorization: Problem, Dataset, and Algorithm. In IEEE/RSJ Intl. Conf. on Intell. Robots and Systems (St. Louis, MO, Oct. 2009), IEEE. [ bib ]
[83] Chandrababu, S., and Christensen, H. I. Adding diagnostics to intelligent service robots. In IEEE/RSJ Intl. Conf. on Intell. Robots and Systems (St. Louis, MO, Oct. 2009), IEEE, pp. 3961--3967. [ bib ]
[84] Choi, C., and Christensen, H. I. Cognitive vision for efficient scene processign and object categorization in highly cluttered environments. In IEEE/RSJ Intl. Conf. on Intell. Robots and Systems (St. Louis, MO, Oct. 2009), IEEE. [ bib ]
[85] Smith, C., and Christensen, H. I. Wii-mote robot control using human motion models. In IEEE/RSJ Intl. Conf. on Intell. Robots and Systems (St. Louis, MO, Oct. 2009), IEEE. [ bib ]
[86] Smith, C., and Christensen, H. I. A minimum jerk predictor for teleoperation with variable time delay. In IEEE/RSJ Intl. Conf. on Intell. Robots and Systems (St. Louis, MO, Oct. 2009), IEEE. [ bib ]
[87] Sung, J., Grinter, B., and Christensen, H. Sketching the future: Assessing user needs for domestic robots. In 18th IEEE International Symposium on Robot and Human Interactive Communication (Toyama, JP, Sep 2009), pp. 153--158. [ bib ]
[88] Ryu, J.-K., Chong, N.-Y., and Christensen, H. I. Adaptive CPG based coordinated control of healthy and robotics lower limb movement. In 18th IEEE International Symposium on Robot and Human Interactive Communication (Toyama, JP, Sep 2009), pp. 122--127. [ bib ]
[89] Sung, J.-Y., Grinter, R. E., and Christensen, H. I. Pimp my Roomba: designing for personalization. In ACM Conf on Human Factors in Computer Systems - CHI-09 (Boston, MA, Apr 2009). [ bib ]
[90] Sung, J.-Y., Christensen, H., and Grinter, B. Robots in the wild: understanding long-term use. In ACM Conf. on Human Robot Interaction - HRI-09 (San Diego, CA, Mar 2009). [ bib ]
[91] Smith, C., Bratt, M., and Christensen, H. I. Teleoperation for a ballcatching task with significant dynamics. IEEE Trans on Neural Networks 21, 4 (May 2008), 604--620. [ bib ]
[92] Christensen, H. I., and Hager, G. Sensing and estimation. In Handbook of Robotics, B. Siciliano and O. Khatib, Eds. Springer Verlag, Berlin Heidelberg New York, May 2008, ch. 4. [ bib ]
[93] Topp, E. A., and Christensen, H. I. Detecting structural ambiguities and transistions during a guided tour. In 2008 IEEE Intl. Conf. on Robotics and Automation (Pasadena, CA, May 2008), pp. 2564--2571. [ bib | .pdf ]
[94] Ullah, M. M., Pronobis, A., Caputo, B., Luo, J., Jensfelt, P., and Christensen, H. I. Towards robust place recognition for robot localization. In 2008 IEEE Intl. Conf. on Robotics and Automation (Pasadena, CA, May 2008), pp. 530--537. [ bib | .pdf ]
[95] Zivkovic, Z., Booji, O., Krose, B., Topp, E. A., and Christensen, H. I. From sensors to human spatial concepts: An annotated data set". IEEE Trans on Robotics 24, 2 (March 2008), 501--505. [ bib ]
[96] Sung, J.-Y., Grinter, R. E., Christensen, H. I., and Guo, L. Housewives or technophiles?: understanding domestic robot owners. In HRI-08: Proc of 3rd ACM/IEEE Intl Conf on Human Robot Interaction (Amsterdam, March 2008). [ bib ]
Keywords: domestic robot, user study
[97] Folkesson, J., and Christensen, H. I. SIFT based graphical SLAM on a packbot. In Field and Service Robotics (Heidelberg, Germany, Mar. 2008), C. Laugier and R. Siegwart, Eds., vol. 42 of Springer Tracts in Advanted Robotics, Springer Verlag, pp. 317--328. [ bib ]
[98] Elfwing, S., Uchibe, E., Doya, K., and Christensen, H. I. Co-evolution of shaping rewards and meta-parameters in reinforcement learning. Adaptive Behaviour 16, 8 (Dec 2008), 400--412. [ bib ]
[99] Christensen, H. I., and Case, J. P. Mobile manipulation in everyday environments. In Intl. Conf on Control, Automation and Systems (Seoul, Korea, Oct 2008), IEEE, pp. 24--29. [ bib ]
[100] Wooden, D., Powers, M., Egerstedt, M., Christensen, H., and Balch, T. Hybrid system architecture for autonomous, urban driving. Journal of Aerospace Computing, Information, and Communication 4, 12 (Dec. 2007), 1047--1058. [ bib ]
[101] Lundberg, C., Christensen, H. I., and Reinhold, R. Long-term study of a portable field robot in Urban Terrain. Journal of Field Robotics 24, 8/9 (Sept. 2007), 625--650. [ bib ]
[102] Sung, J.-Y., Guo, L., Grinter, R. E., and Christensen, H. I. My roomba is rambo: Intimate home appliances. In 9th Intl Conf on Ubiquitous Computing (Insbruck, A, Sept. 2007). [ bib ]
[103] Folkesson, J., and Christensen, H. I. Closing the loop with Graphical SLAM. IEEE Trans. on Robotics 23, 4 (Aug. 2007), 731--741. [ bib ]
[104] Smith, C., and Christensen, H. I. Using COTS to construct a high performance robot arm. In ICRA-2007 (Rome, IT, April 2007), IEEE. [ bib | .pdf ]
[105] Folkesson, J., and Christensen, H. I. Graphical SLAM for Outdoor Applications. Journal of Field Robotics 24, 1--2 (Feb. 2007), 51--70. [ bib | .pdf ]
[106] Xiong, N., Christensen, H. I., and Svensson, P. Agent negotiation of target distribution enhancing system surviveabilty. Intl Jour. of Intelligent Systems 22, 12 (dec 2007), 1251--1269. [ bib | http ]
[107] Folkesson, J., Jensfelt, P., and Christensen, H. I. The M-space feature representation for SLAM. IEEE Transaction on Robotics 23, 5 (oct 2007), 106--115. [ bib ]
[108] Elfwing, S., Uchibe, E., Doya, K., and Christensen, H. I. Evolutionary development of hierarchical learning structures. IEEE Trans on Evolutionary Computing 11, 2 (apr 2007), 249--264. [ bib ]
[109] Xiong, N., Christensen, H. I., and Svensson, P. Reactive tuning of target estimation accuracy in multi-sensor data fusion. Cybernetics and Systems 38, 1 (Jan. 2007), 83--103. [ bib | .pdf ]
[110] Lundberg, C., and Christensen, H. I. Assessment of man-portable robots for law enforcement agencies. In PerMis (Gaithersburg, MD, Aug 2007), R. Madhavan and E. Messina, Eds., ACM/IEEE. [ bib | .pdf ]
[111] Kyrki, V., Kragic, D., and Christensen, H. I. Measurement errors in visual servoing. Robotics and Autonomous Systems 54, 10 (Oct. 2006), 815--827. [ bib | http ]
[112] Bertolli, F., Jensfelt, P., and Christensen, H. I. Slam using visual scan-matching with distinguishable 3d points. In IROS-06 (Beijing, CH, Oct. 2006), IEEE/JRS. [ bib | .pdf ]
[113] Bratt, M., Smith, C., and Christensen, H. I. Design of a control strategy for tele-operation of a platform with significant dynamics. In Proc. IEEE/RSJ Intl Conf on Intell. Robots and Systems (IROS-06) (Beijing, CH, Oct. 2006), RSJ/IEEE RAS, pp. 1700--1705. [ bib | .pdf ]
[114] Frintrop, S., Jensfelt, P., and Christensen, H. I. Attentional landmark selection for visual slam. In IROS-06 (Beijing, CH, Oct. 2006), IEEE/JRS. [ bib | .pdf ]
[115] Pacchierotti, E., Christensen, H. I., and Jensfelt, P. Design of an office-guide robot for social interaction studies. In Intl Conf on Intelligent Robots and Systems (IROS) (Beijing, China, Oct. 2006), RSJ/IEEE. [ bib | .pdf ]
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