Cognitive and Social Systems

Centre of Excellence in Computational Complex Systems Research

 

Publications : Papers

2005 2004 2003 2002 2001 2000 1999 1998

2005

Publications in Journals

[1]
Andersen TS, Tiippana K, Sams M.(2005). Maximum likelihood integration of rapid flashes and beeps. Neuroscience Letters, 380(1-2), 155-160.

[2]
Auranen T, Nummenmaa A, Hämäläinen MS, Jääskeläinen IP, Lampinen J, Vehtari A, Sams M.(2005) Bayesian analysis of the neuromagentic inverse problem with lp-norm priors. NeuroImage, 26(3), 870-884.

[3]
Möttönen R, Järveläinen J, Sams M and Hari R.(2005). Viewing speech modulates activity in the left SI mouth cortex. NeuroImage, 24, 731-737.

[4]
Ojanen V, Möttönen R, Pekkola J, Jääskeläinen IP, Joensuu R, Autti T, Sams M.(2005). Processing of audiovisual speech in Broca's area. NeuroImage, 25(2), 333-338.

[5]
Tuomainen J, Andersen TS, Tiippana K, Sams M.(2005). Audio-visual speech perception is special. Cognition, 96(1), B13-B22.


2004

Publications in Journals

[1]
Andersen TS, Tiippana K, Sams M (2004). Factors influencing audiovisual fission and fusion illusions. Cognitive Brain Research, 21(3), 301-308.

[2]
Jääskeläinen IP, Ahveninen J, Bonmassar G, Dale AM, Ilmoniemi RJ, Levänen S, Lin F-H, May P, Melcher JR, Stufflebeam S, Tiitinen H, Belliveau JW. Human posterior auditory cortex gates novel sounds to consciousness. Proceedings of the National Academy of Sciences USA 101: 6809-6814, 2004.

[3]
Jääskeläinen IP, Ojanen V, Ahveninen J, Levänen S, Möttönen R, Tarnanen I, Sams M.(2004). Adaptation of neuromagnetic NI responses to phonetic stimuli by visual speech in humans. NeuroReport, 15(18), 2741-2744.

[4]
Klucharev V, Sams M. (2004). Interaction of gaze direction and facial expressions processing: ERP study. Neuroreport, 15, 621-626.

[5]
Lensu L, Frydrych M, Parkkinen J, Parkkinen S, Jaaskelainen T. Photoelectric properties of bacteriorhodopsin analogs for color-sensitive optoelectronic devices, Optical Materials, 27 (2004), pp. 57-62.

[6]
Möttönen R, Schürmann M, Sams M. Time course of multisensory interactions during audiovisual speech perception in humans: a magnetoencephalographic study. Neurosci Lett. 2004 Jun 10;363(2):112-5.

[7]
Pekkola J, Ojanen V, Autti T, Jääskeläinen IP, Möttönen R, Tarkiainen A, Sams M.(2004). Primary auditory cortex activation by visual speech: an fMRI study at 3 T. NeuroReport, 16(2), 125-128.

[8]
Tiippana K, Andersen TA, Sams M. (2004). Visual attention modulates audiovisual speech perception. European Journal of Cognitive Psychology, 16, 457-472.

Publications in Conference Proceedings

[1]
Ahveninen J, Jääskeläinen IP, Raij T, Bonmassar G, Devore S, Hämäläinen M, Levänen S, Lin FH, Sams M, Shinn-Cunningham B, Belliveau JW. Are posterior auditory-cortex neurons tuned to sound location in humans? Proceedings of the 10th Annual Meeting of the Organization for Human Brain Mapping, June 13-17, 2004, Budapest, Hungary. Neuroimage 22(1), TU 190 (CD-ROM), 2004.

[2]
Auranen T, Nummenmaa A, Hämäläinen M, Jääskeläinen IP, Lampinen J, Vehtari A, Sams M. Full Bayesian analysis of the MEG inverse problem with lp-norm priors. Proceedings of the 10th Annual Meeting of the Organization for Human Brain Mapping, June 13-17, 2004, Budapest, Hungary. Neuroimage 22(1), WE 128 (CD-ROM), 2004.

[3]
Dobsik M. and Frydrych M. Biomechanically based muscle model for dynamic computer animation. In Proceedings of International Conference on Computer Vision and Graphics 2004, Warsaw, Poland, 22-24 September 2004. in press.

[4]
Jääskeläinen IP, Ahveninen J, Raij T, Bonmassar G, Devore S, Hämäläinen M, Levänen S, Lin FH, Sams M, Shinn-Cunningham B and Belliveau JW. Are posterior auditory-cortex neurons tuned to sound location in humans? Proceedings of the 10th Annual Meeting of the Organization for Human Brain Mapping, June 13-17, 2004, Budapest, Hungary. TU 190 (CD-ROM).

[5]
Jääskeläinen IP, Ojanen V, Ahveninen J, Auranen T, Levänen S, Möttönen R, Tarnanen I, Sams M. Adaptation of auditory N1m responses to phonetic stimuli by visual speech. Proceedings of the 10th Annual Meeting of the Organization for Human Brain Mapping, June 13-17, 2004, Budapest, Hungary. Neuroimage 22(1), MO 30 (CD-ROM), 2004.

[6]
Kauhanen L, Nykopp T, Sams M, Hari R. Magnetoencephalographic singnals in Brain-Computer Interfaces. 10th Annual Meeting of the Organisation for Human Brain Mapping, June 13-17, 2004, Budapest, Hungary. WE 219 (CD-ROM).

[7]
Nummenmaa A, Auranen T, Hämäläinen M, Jääskeläinen IP, Lampinen J, Sams M, Vehtari A. A hierarchical Bayesian approach in distributed MEG source modeling. Proceedings of the 10th Annual Meeting of the Organization for Human Brain Mapping, June 13-17, 2004, Budapest, Hungary. Neuroimage 22(1), WE 265 (CD-ROM), 2004.

[8]
Ojanen V, Möttönen R, Pekkola J, Jääskeläinen IP, Sams M. Processing of audiovisual spech in Broca's area. Proceedings of the 10th Annual Meeting of the Organization for Human Brain Mapping, June 13-17, 2004, Budapest, Hungary. Neuroimage 22(1), TH 108 (CD-ROM), 2004.

[9]
Pekkola J, Ojanen J, Autti T, Möttönen R, Tarkiainen A, Jääskeläinen IP, Sams M. Primary Auditory Cotex Activation by Lip-reading: an fMRI Study at 3 Tesla. European Society of Head and Neck radiology 17th Annual Meeting, Pariisi 6.-10.10.2004.

[10]
Purdon PL, Purdon AM, Jääskeläinen IP, Iwaki S, Angelone L, Belliveau JW, Brown EN, Bonmassar G. Concurrent recording of 40-Hz auditory steady state responses and functional MRI. Proceedings of the 10th Annual Meeting of the Organization for Human Brain Mapping, June 13-17, 2004, Budapest, Hungary. Neuroimage 22(1), TH 319 (CD-ROM), 2004.

[11]
Raij T, Ahveninen J, Lin FH, Jääskeläinen IP, Belliveau JW. Analysis of multisensory interactions in functional brain imaging data. Proceedings of the 10th Annual Meeting of the Organization for Human Brain Mapping, June 13-17, 2004, Budapest, Hungary. Neuroimage 22(1), TU 288 (CD-ROM), 2004.

[12]
Sams M, Ojanen V, Tuomainen J and Klucharev V. Neurocognition of speech-specific audiovisual perception. Proceedings of the 8th International Congress on Spoken Language Processing, Jeju, South-Korea, October 4-8, 2004. South-Korea 2004.


2003

Publications in Journals

[1]
Ahveninen J, Jääskeläinen IP, Pennanen S, Liesivuori J, Ilmoniemi RJ, Kähkönen S. Auditory selective attention modulated by tryptophan depletion in humans. Neuroscience Letters 340:181-184, 2003.

[2]
Eckersley P, Egan GF, Amari S-I, Beltrame F, Bennett R, Bjaalie JG, Dalkara T, DeSchutter E, Gonzalez C, Grillner S, Herz A, Hoffmann KP, Jääskeläinen IP, Koslow SH, Lee S-Y, Miller PL, daSilva FM, Novak M, Ravindranath V, Ritz R, Ruotsalainen U, Subramaniam S, Toga AW, Usui S, van Pelt J, Versuche P, Willshaw D, Wrobel A, Yiyuan T. Neuroscience data and tool sharing: a legal and policy framework for neuroinformatics. Neuroinformatics 1:149-166, 2003.

[3]
Fingelkurts AA, Fingelkurts AA, Krause CM, Möttönen R, Sams M. Cortical operational synchrony during audio-visual speech integration. Brain Lang. 2003 May;85(2):297-312.

[4]
Hayes E. A., Tiippana K., Nicol T. G., Sams M. and Kraus N. (2003). Integration of heard and seen speech: a factor in learning disabilities in children. Neuroscience Letters, 351, 46-50.

[5]
Klucharev V, Möttönen R, Sams M Electrophysiological indicators of phonetic and non-phonetic multisensory interactions during audiovisual speech perception. Brain Res Cogn Brain Res. 2003 Dec;18(1):65-75.

[6]
Kähkönen S, Ahveninen J, Jääskeläinen IP, Pennanen S, Liesivuori J, Nikulin VV (2003). Acute tryptophan depletion does not change somatosensory evoked magnetic fields. Psychopharmacology (Berl).

[7]
Lensu L., Parkkinen J., Parkinen S., Frydrych M., and Jaaskelainen T. (2003). Photoelectrical properties of protein-based optoelectronic sensor. Optical Materials, 21(4):783-788.

[8]
Osipova D, Ahveninen J, Kaakkola S, Jääskeläinen IP, Huttunen J, Pekkonen E. Effects of scopolamine on MEG spectral power and coherence in elderly subjects. Clinical Neurophysiology 114: 1902-1907, 2003.

[9]
Peltola, M.S., Kujala, T., Tuomainen, J., Ek., M., Aaltonen, O. & Näätänen, R. (2003). Native and foreign vowel discrimination as indexed by the mismatch negativity (MMN) response. Neuroscience Letters, 352, 25-28.

[10]
Sandstrom M, Lyskov E, Hornsten R, Hansson Mild K, Wiklund U, Rask P, Klucharev V, Stenberg B, Bjerle P (2003). Holter ECG monitoring in patients with perceived electrical hypersensitivity. Int J Psychophysiol. 49(3):227-35.

[11]
Savela, J., Kujala, T., Tuomainen, J. Ek, M., Aaltonen, O., & Näätänen, R. (2003). The Mismatch Negativity and reaction time as indices of the perceptual distance between the corresponding vowels of the two related languages. Cognitive Brain Research, 16(2), 250-256.

Publications in Conference Proceedings

[1]
Frydrych M., Kätsyri J., Dobsik M., and Sams M. Toolkit for animation of Finnish talking head. In Proceedings of International Conference on Auditory-Visual Speech Processing AVSP'2003, pages 199-204, St. Joroiz, France, 4-7 September 2003.

[2]
Kätsyri J, Klucharev V, Frydrych M, and Sams M. Identification of synthetic vs. natural emotional facial expressions. In International Conference on Auditory-Visual Speech Processing AVSP'2003, pages 239-244, St. Joroiz, France, Sept. 4-7, 2003.

[3]
Ojanen, V., Tuomainen, J. & Sams, M. (2003). Effect of audiovisual primes on identification of auditory target syllables. In Schwartz, Berthommier, Cathiard, & Sodoyer (eds.) Proceedings of AVSP 2003, St. Jorios, France, September 4-7 2003, (pp. 71-75).

[4]
Savela, J., Kleimola, T., Mäkelä, L., Tuomainen, J. & Aaltonen, O. (2003). The effects of distinctive features on the perception of vowel categories. In M.J. Solè, D. Recasens, & J. Romero (eds.) Proceedings of the 15th International Congress of Phonetics Sciences, 3-9 August, Barcelona, Spain, 1001-1003.


2002

Publications in Journals

[1]
Ahveninen J, Jääskeläinen IP, Kaakkola S, Tiitinen H, Pekkonen E. Aging and cholinergic modulation of the transient magnetic 40-Hz auditory response. Neuroimage 15: 153-158, 2002.

[2]
Ahveninen J, Kähkönen S, Pennanen S, Liesivuori J, Ilmoniemi RJ, Jääskeläinen IP. Tryptophan depletion effects on EEG and MEG responses suggest serotonergic modulation of auditory involuntary attention in humans. Neuroimage 16:1052-1061, 2002.

[3]
Amari I-C, Beltrame F, Bjaalie JG, Dalkara T, DeSchutter E, Egan GF, Goddard NH, Gonzalez C, Grillner S, Herz A, Hoffmann KP, Jääskeläinen IP, Koslow SH, Lee S-Y, Matthiessen L, Miller PL, Mira Da Silva F, Novak M, Ravindranath V, Ritz R, Ruotsalainen U, Sebestra V, Subramaniam S, Tang Y, Toga AW, Usui S, Van Pelt J, Verschure P, Willshaw D, Wrobel A. Neuroinformatics: the integration of shared databases and tools towards integrative neuroscience. Journal of Integrative Neuroscience 1:117-128, 2002.

[4]
Bonmassar G, Purdon PP, Jääskeläinen IP, Solo V, Brown EN, Belliveau JW. Motion and ballistocardiogram artifact removal for interleaved recording of EEG and ERP during MRI. Neuroimage 16:1127-1141, 2002.

[5]
Kähkönen S, Ahveninen J, Pekkonen E, Kaakkola S, Huttunen J, Ilmoniemi RJ, Jääskeläinen IP. Dopamine modulates involuntary attention shifting and reorienting: an electromagnetic study. Clinical Neurophysiology 113:1894-1902, 2002.

[6]
Kähkönen S, Ahveninen J, Pennanen S, Liesivuori J, Ilmoniemi RJ, Jääskeläinen IP. Serotonin modulates early cortical auditory processing in healthy subjects. Evidence from MEG with tryptophan depletion. Neuropsychopharmacology 27, 862-868, 2002.

[7]
Kähkönen S, Jääskeläinen IP, Pennanen S, Liesivuori J, Ahveninen J. Acute trytophan depletion decreases intensity dependence of auditory evoked magnetic N1/P2 dipole source activity. Psychopharmacology 164, 221-227, 2002.

[8]
R. Möttönen, C. M. Krause, K. Tiippana and M. Sams. Processing of changes in visual speech in the human auditory cortex. Cognitive Brain Research 13 (2002) 417-425.

[9]
Pekkonen E, Hirvonen J, Ahveninen J, Kähkönen S, Kaakkola S, Huttunen J, Jääskeläinen IP. Memory-based comparison process not attenuated by haloperidol: a combined MEG and EEG study. NeuroReport 13:177-181, 2002.

Publications in Conference Proceedings

[1]
T. S. Andersen, K. Tiippana, and M. Sams. Using the Fuzzy Logical Model of Perception in Measuring Integration of Audiovisual Speech in Humans. First International NAISO Congress on Neuro Fuzzy Technologies, Havana, Cuba, January 2002.(PDF)


2001

Publications in Journals

[1]
J. Hietanen, P. Manninen, M. Sams, and V. Surakka. Does audiovisual speech perception use information about facial configuration? European Journal of Cognitive Psychology, 13:395-407, 2001.

[2]
M. Koivisto, H. Hämäläinen, C. Haarala, C. M. Krause, A. Revonsuo, and M. Laine. Gsm phone signal does not produce subjective symptoms. Bioelectromagnetics, 22(212-215), 2001.

[3]
P. Korpilahti, C. M. Krause, I. Holopainen, and A.H. Lang. Early and late mismatch negativity elicited by workd and speech-like stimuli in children. Brain and Language, 76:332-339, 2001.

[4]
C. M. Krause, P-A Salminen, I. Holopainen, and L. Sillanmäki. Event-related desynchronization and synchronization during an auditory memory task in children. Clinical Neurophysiology, 112:2233-2240, 2001.

[5]
C. M. Krause, L. Sillanmäki, A. Häggqvist, and R. Heino. Testretest consistency of the erd/ers of the 46, 68, 810 and 1012 hz frequenzy bands during a memory task. Clinical Neurophysiology, 112:750-757, 2001.

[6]
P. Lähteenmäki, I. Holopainen, C. M. Krause, H. Helenius, T. T. Salmi, and A. H. Lang. The cognitive functions of adolescent childhood cancer survivors assessed by event-related potentials. Medical and Pediatric Oncology, 36:442-450, 2001.

[7]
K. Tiippana, G. V. Paramei, and E. Alshuth. Contrast discrimination and choice reaction times at near-threshold pedestals. Spatial Vision, 15:25-43, 2001.

Publications in Conference Proceedings

[1]
T. Andersen, K. Tiippana, and M. Sams. Modeling of audiovisual speech perception in noise. Proceedings of The International Conference on Auditory-Visual Speech Processing (4th ESCA ETRW on Auditory-Visual Speech), Aalborg, Denmarks, September 2001.

[2]
Frydrych M, Lensu L, and Parkkinen J. Model of photovoltage response of bacteriorhodopsin in pva films. In Proceedings of First International Conference on Computational Nanoscience, ICCN, pages 17-20, Hilton Head Island, South Carolina, U.S.A., 19-21 March 2001.

[3]
N. Fujiki, K. A. J. Riederer, V. Jousimäki, J. Mäkelä, and R. Hari. Human cortical representation of 3-dimensional sounds: Differences between sound azimuth and elevation. Society for Neuroscience 31st annual Meeting., San Diege, CA, USA, November 2001.

[4]
Lensu L, Frydrych M, Aschi Ch, Parkkinen J, Parkkinen S, and Jaaskelainen T. Towards color sensitivity of protein based artificial retina. In Proceedings of First International Conference on Computational Nanoscience, ICCN, pages 5-8, Hilton Head Island, South Carolina, U.S.A., 19-21 March 2001.

[5]
Klaus Riederer. Investigation of multisensory spatial hearing: from the sense of audition to multisensory interactions. Proceedings of ACM Siggraph and Eurographics, Campfire: Acoustic Rendering for Virtual Environments, Snowbird, Utah, USA, May 2001. (PDF)

[6]
K. Tiippana, M. Sams, and T. Andersen. Visual attention influences audiovisual speech perception. Proceedings of The International Conference on Auditory-Visual Speech Processing (4th ESCA ETRW on Auditory-Visual Speech), Aalborg, Denmark, September 2001.


2000

Publications in Journals

[1]
M. Koivisto, C. M. Krause, A. Revonsuo, M. Laine, and H. Hämäläinen. The effects of electromagnetic field emitted by gsm phones on working memory. NeuroReport, 11:1641-1643, 2000.

[2]
M. Koivisto, A. Revonsuo, C. M. Krause, C. Haarala, L. Sillanmäki, M. Laine, and H. Hämäläinen. Effects of 902 mhz electromagnetic field emitted by cellular phones on response time in humans. NeuroReport, 11:413-415, 2000.

[3]
C. M. Krause, L. Sillanmäki, M. Koivisto, A. Häggqvist, C. Saarela, A. Revonsuo M. Laine, and H. Hämäläinen. Effects of electromagnetic field emitted by cellular phones on the eeg during a memory task. NeuroReport, 11:761-764, 2000.

[4]
C. M. Krause, L. Sillanmäki, M. Koivisto, A. Häggqvist, C. Saarela, A. Revonsuo, M. Laine, and H. Hämäläinen. Effects of electromagnetic field emitted by cellular phones on the electroencephalogram during a visual working memory task. International Journal of Radiation Biology, 76:1659-1667, 2000.

[5]
C. M. Krause, L. Sillanmäki, M. Koivisto, C. Saarela, A. Häggqvist, M. Laine, and H. Hämäläinen. The effects of memory load on eventrelated eeg desynchronization and synchronization. Clinical Neurophysiology, 111:2071-2078, 2000.

[6]
C. M. Krause, V. Viemerö, A. Rosenqvist, L. Sillanmäki, and T. Åström. Relative electroencephalographic desynchronization and synchronization in humans to emotional film content: an analysis of the 4-6, 6-8, 8-10 and 10-12 hz frequency bands. Neuroscience Letters, 268:9-12, 2000.

[7]
C. M. Krause. Auditorily elicited event-related desynchronication (erd) and synchronization (ers) as a method for studying cortical correlates of cognitive processes. Revista Espanola de neuropsicologia, 2:77-91, 2000.

[8]
K. Tiippana, J. Rovamo, R. Näsänen, D. Whitaker, and P. Mäkelä. Contrast matching across spatial frequencies for isoluminant chromatic gratings. Vision Research, 40:2159-2165, 2000.

Publications in Conference Proceedings

[1]
V. Jussila, M. Sams, K. Kaski, and O. Salonen. Physically based facial model. Proceedings of the X European Signal Processing Conference (EUSIPCO-2000), Tampere, Finland, September 2000.

[2]
J. Kulju, J-L. Olives, R. Möttönen, and M. Sams. Parametrized approach to visual speech production. Proceedings of the X European Signal Processing Conference (EUSIPCO-2000), Tampere, Finland, September 2000.

[3]
Klaus Riederer. Computational quality assessment of HRTFs. M. Gabbouj and P. Kuosmanen, editors, Proceedings of Eusipco'2000, X European Signal Processing Conference, Tampere, Finland, September 2000. (PDF)

[4]
M. Sams, J. Kulju, R. Möttönen, V. Jussila, J-L. Olives, Y. Zhang, K. Kaski, P. Majaranta, and K-J. Räihä. Towards a high-quality and well-controlled finnish audio-visual speech synthesizer. Proceedings of THe 4th World Multiconference on Systemics, Cybernetics and Informatics (Sci'2000), Orlando, Florida, USA, July 2000.

1999

Publications in Journals

[1]
P. Pardo, J. Mäkelä, and M. Sams. Hemispheric differences in processing tone frequency and amplitude modulations. NeuroReport, 10:3081-3086, 1999.

[2]
V. Surakka, M. Sams, and J. K. Hietanen. Modulation of neutral face evaluation by laterally presented emotional expressions. Perceptual and Motor Skills, 1999.

[3]
K. Tiippana and R. Näsänen. Spatial-frequency bandwidth of perceived contrast. Vision Research, 39:3399-3403, 1999.

[4]
V. Surakka, M. Sams, and J. K. Hietanen. Modulation of neutral face evaluation by laterally presented emotional expressions. Perceptual and Motor Skills, 1999.

[5]
K. Tiippana and R. Näsänen. Spatial-frequency bandwidth of perceived contrast. Vision Research, 39:3399-3403, 1999.

Publications in Conference Proceedings

[1]
J.-L. Olives, R. Möttönen, J. Kulju, and M. Sams. Audio-visual speech synthesis for finnish. Proceedings of AVSP '99, pages 157-162, USA, 1999.

[2]
J.-L. Olives, M. Sams, J. Kulju, O. Seppälä, M. Karjalainen, T. Altosaar, S. Lemmetty, K. Töyrä, and M. Vainio. Towards a high quality finnish talking head. Proceedings of 1999 IEEE International Workshop on Multimedia Signal Processing, pages 433-437, Denmark, 1999.


1998

Publications in Journals

[1]
Y. I. Alexandrov, M. Sams, J. Lavikainen, R. Näätänen, and K. Reinikainen. Differential effects of alcohol on the cortical processing of foreign and native language. International Journal of Psychophysiology, 28:1-10, 1998.

[2]
J. Kulju, M. Sams, and K. Kaski. A finnish-talking head. Linguistica Uralica, 3:329-333, 1998.

[3]
K. Linkenkaer-Hansen, J. Palva, M. Sams, J. Hietanen, H. Aronen, and R. Ilmoniemi. Face-selective processing in human exstrastriate cortex around 120 ms after stimulus onset revealed by magneto- and electroencephalography. Neuroscience Letters, 253:147-150, 1998.

[4]
R. Näsänen, K. Tiippana, and J. Rovamo. Contrast restoration model for contrast matching of cosine gratings of various spatial frequencies and areas. Ophthalmic and Visual Optics, 18:269-278, 1998.

[5]
M. Sams, P. Manninen, V. Surakka, P. Helin, and R. Käuttö. Effects of word meaning and sentence contect on the integration of audivisual speech. Speech Communication, 26:5-87, 1998.

[6]
V. Surakka, M. Tenhunen-Eskelinen J. Hietanen, and M. Sams. Modulation of human auditory information processing by emotional visual stimuli. Cognitive Brain Research, 7:159-163, 1998.

Publications in Conference Proceedings

[1]
M. Sams and S. Levänen. A neuromagnetic study of the integration of audiovisual speech in the brain. Y. Koga, K. Nagata, and K Hirata, editors, Brain Topography Today. Proceedings of the III Pan-Pacific Conference on Brain Topography BTOPPS III, pages 47-53. Elsevier Science Publishers, April 1998.