Visa Koivunen

2009
38	EE	Esa Ollila, Visa Koivunen: Complex ICA using generalized uncorrelating transform. Signal Processing 89(4): 365-377 (2009)
2008
37	EE	Alexandra Oborina, Martti Moisio, Tero Henttonen, Esa Pernila, Visa Koivunen: MIMO performance evaluation in UTRAN Long Term Evolution downlink. CISS 2008: 1179-1183
36	EE	Sachin Chaudhari, Jarmo Lundén, Visa Koivunen: Collaborative autocorrelation-based spectrum Sensing of OFDM signals in cognitive radios. CISS 2008: 191-196
35	EE	Man-On Pun, Visa Koivunen, H. Vincent Poor: SINR Analysis of Opportunistic MIMO-SDMA Downlink Systems with Linear Combining. ICC 2008: 3720-3724
34	EE	Esa Ollila, Hannu Oja, Visa Koivunen: Complex-valued ICA based on a pair of generalized covariance matrices. Computational Statistics & Data Analysis 52(7): 3789-3805 (2008)
33	EE	Traian E. Abrudan, Jan Eriksson, Visa Koivunen: Steepest Descent Algorithms for Optimization Under Unitary Matrix Constraint. IEEE Transactions on Signal Processing 56(3): 1134-1147 (2008)
2007
32	EE	Timo Roman, Visa Koivunen: Carrier frequency synchronization for mobile television receivers. ISCAS 2007: 261-264
31	EE	Man-On Pun, Visa Koivunen, H. Vincent Poor: Opportunistic Scheduling and Beamforming for MIMO-SDMA Downlink Systems with Linear Combining CoRR abs/0706.3846: (2007)
30	EE	Yuanning Yu, Athina P. Petropulu, H. Vincent Poor, Visa Koivunen: Blind Estimation of Multiple Carrier Frequency Offsets CoRR abs/0707.0463: (2007)
29	EE	Jarmo Lundén, Visa Koivunen, Anu Huttunen, H. Vincent Poor: Spectrum Sensing in Cognitive Radios Based on Multiple Cyclic Frequencies CoRR abs/0707.0909: (2007)
28	EE	Cássio B. Ribeiro, Esa Ollila, Visa Koivunen: Stochastic Maximum-Likelihood Method for MIMO Propagation Parameter Estimation. IEEE Transactions on Signal Processing 55(1): 46-55 (2007)
27	EE	Cássio B. Ribeiro, Andreas Richter, Visa Koivunen: Joint Angular- and Delay-Domain MIMO Propagation Parameter Estimation Using Approximate ML Method. IEEE Transactions on Signal Processing 55(10): 4775-4790 (2007)
26	EE	Tommi Koivisto, Visa Koivunen: Blind despreading of short-code DS-CDMA signals in asynchronous multi-user systems. Signal Processing 87(11): 2560-2568 (2007)
25	EE	Mihai Enescu, Timo Roman, Visa Koivunen: State-space approach to spatially correlated MIMO OFDM channel estimation. Signal Processing 87(9): 2272-2279 (2007)
2006
24	EE	Scott C. Douglas, Jan Eriksson, Visa Koivunen: Fixed-Point Complex ICA Algorithms for the Blind Separation of Sources Using Their Real or Imaginary Components. ICA 2006: 343-351
23	EE	Scott C. Douglas, Jan Eriksson, Visa Koivunen: Equivariant Algorithms for Estimating the Strong-Uncorrelating Transform in Complex Independent Component Analysis. ICA 2006: 57-65
22	EE	Maarit Melvasalo, Pekka Jänis, Visa Koivunen: MMSE equalizer and chip level inter-antenna interference canceler for HSDPA MIMO systems. VTC Spring 2006: 2008-2012
21	EE	Jussi Salmi, Andreas Richter, Mihai Enescu, Pertti Vainikainen, Visa Koivunen: Propagation Parameter Tracking using Variable State Dimension Kalman Filter. VTC Spring 2006: 2757-2761
20	EE	Jan Eriksson, Visa Koivunen: Complex random vectors and ICA models: identifiability, uniqueness, and separability. IEEE Transactions on Information Theory 52(3): 1017-1029 (2006)
2005
19	EE	Mikko Valkama, Markku Renfors, Visa Koivunen: Blind I/Q imbalance compensation in OFDM receivers based on adaptive I/Q signal decorrelation. ISCAS (3) 2005: 2611-2614
18	EE	Jan Eriksson, Visa Koivunen: Blind separation of a class of nonlinear ICA models. ISCAS (6) 2005: 5890-5893
17	EE	Visa Koivunen, Mihai Enescu: Estimating the fading coefficient in mobile OFDM systems using state-space model. ISCAS (6) 2005: 6094-6097
16	EE	Jan Eriksson, Visa Koivunen: Complex Random Vectors and ICA Models: Identifiability, Uniqueness and Separability CoRR abs/cs/0512063: (2005)
15	EE	Mihai Enescu, Marius Sirbu, Visa Koivunen: Adaptive equalization of time-varying MIMO channels. Signal Processing 85(1): 81-93 (2005)
2003
14	EE	Jan Eriksson, Visa Koivunen: Characteristic-function-based independent component analysis. Signal Processing 83(10): 2195-2208 (2003)
2002
13	EE	Juha Karvanen, Visa Koivunen: Blind separation methods based on Pearson system and its extensions. Signal Processing 82(4): 663-673 (2002)
12	EE	Juha Karvanen, Jan Eriksson, Visa Koivunen: Adaptive Score Functions for Maximum Likelihood ICA. VLSI Signal Processing 32(1-2): 83-92 (2002)
2001
11	EE	Visa Koivunen, Mihai Enescu, Erkki Oja: Adaptive Algorithm for Blind Separation from Noisy Time-Varying Mixtures. Neural Computation 13(10): 2339-2357 (2001)
1999
10	EE	J. Mannerkoski, Visa Koivunen: Error analysis of a multi-step prediction based blind equalizer. ISCAS (3) 1999: 86-89
9		Samuli Visuri, Hannu Oja, Visa Koivunen: Multichannel signal processing using spatial rank covariance matrices. NSIP 1999: 75-79
1996
8	EE	Visa Koivunen: Nonlinear filtering of multivariate images under robust error criterion. IEEE Transactions on Image Processing 5(6): 1054-1060 (1996)
7		Visa Koivunen, Jean-Marc Vézien: Machine Vision Tools for CAGD. IJPRAI 10(2): 165-182 (1996)
1995
6	EE	Visa Koivunen, Nageen Himayat, Saleem A. Kassam: Multivariate MTM filters-analysis and design options. ICIP 1995: 354-357
5	EE	Visa Koivunen: A robust nonlinear filter for image restoration. IEEE Transactions on Image Processing 4(5): 569-578 (1995)
1994
4		Visa Koivunen: A Robust Approach to Enhancement of Multivariate Images. ICIP (2) 1994: 462-466
3		Visa Koivunen, Nageen Himayat, Saleem A. Kassam: Median and Robust Polynomial Filters for Multivariate Image Data. ICIP (2) 1994: 487-491
2		Visa Koivunen, Ruzena Bajcsy: Spline Representations in 3-D Vision. Object Representation in Computer Vision 1994: 177-190
1993
1		Visa Koivunen, Jean-Marc Vézien, Ruzena Bajcsy: Procedural CAD Models from Range Data. Towards World Class Manufacturing 1993: 87-100

Coauthor Index

1	Traian E. Abrudan	[33]
2	Ruzena Bajcsy	[1] [2]
3	Sachin Chaudhari	[36]
4	Scott C. Douglas	[23] [24]
5	Mihai Enescu	[11] [15] [17] [21] [25]
6	Jan Eriksson	[12] [14] [16] [18] [20] [23] [24] [33]
7	Tero Henttonen	[37]
8	Nageen Himayat	[3] [6]
9	Anu Huttunen	[29]
10	Pekka Jänis	[22]
11	Juha Karvanen	[12] [13]
12	Saleem A. Kassam	[3] [6]
13	Tommi Koivisto	[26]
14	Jarmo Lundén	[29] [36]
15	J. Mannerkoski	[10]
16	Maarit Melvasalo	[22]
17	Martti Moisio	[37]
18	Alexandra Oborina	[37]
19	Erkki Oja	[11]
20	Hannu Oja	[9] [34]
21	Esa Ollila	[28] [34] [38]
22	Esa Pernila	[37]
23	Athina P. Petropulu	[30]
24	H. Vincent Poor (Harold Vincent Poor)	[29] [30] [31] [35]
25	Man-On Pun	[31] [35]
26	Markku Renfors	[19]
27	Cássio B. Ribeiro	[27] [28]
28	Andreas Richter	[21] [27]
29	Timo Roman	[25] [32]
30	Jussi Salmi	[21]
31	Marius Sirbu	[15]
32	Pertti Vainikainen	[21]
33	Mikko Valkama	[19]
34	Jean-Marc Vézien	[1] [7]
35	Samuli Visuri	[9]
36	Yuanning Yu	[30]

Colors in the list of coauthors