| Human photoplethysmogram: new insight into chaotic characteristics N Sviridova, K Sakai Chaos, Solitons & Fractals 77, 53-63, 2015 | 108 | 2015 |
| Nonlinear dynamics and chaos in agricultural systems K Sakai Gulf Professional Publishing, 2001 | 106 | 2001 |
| Prediction of citrus yield from airborne hyperspectral imagery X Ye, K Sakai, M Manago, S Asada, A Sasao Precision Agriculture 8 (3), 111-125, 2007 | 102 | 2007 |
| A ground-based hyperspectral imaging system for characterizing vegetation spectral features X Ye, K Sakai, H Okamoto, LO Garciano Computers and electronics in Agriculture 63 (1), 13-21, 2008 | 88 | 2008 |
| Estimation of citrus yield from airborne hyperspectral images using a neural network model X Ye, K Sakai, LO Garciano, SI Asada, A Sasao Ecological modelling 198 (3-4), 426-432, 2006 | 86 | 2006 |
| Design parameters of four-shank vibrating subsoiler K Sakai, SI Hata, M Takai, S Nambu Transactions of the ASAE 36 (1), 23-26, 1993 | 71 | 1993 |
| Potential of airborne hyperspectral imagery to estimate fruit yield in citrus X Ye, K Sakai, A Sasao, S Asada Chemometrics and intelligent laboratory systems 90 (2), 132-144, 2008 | 70 | 2008 |
| Analysis of a Japan government intervention on the domestic agriculture market NK Vitanov, K Sakai, IP Jordanov, S Managi, K Demura Physica A: Statistical Mechanics and its Applications 382 (1), 330-335, 2007 | 65 | 2007 |
| SSA, PCA, TDPSC, ACFA: Useful combination of methods for analysis of short and nonstationary time series NK Vitanov, K Sakai, ZI Dimitrova Chaos, Solitons & Fractals 37 (1), 187-202, 2008 | 52 | 2008 |
| Spectrophotometer for real-time underground soil sensing. S Shibusawa, MZ Li, K Sakai, A Sasao, H Sato, S Hirako, A Otomo | 50 | 1999 |
| Detecting chaos in a citrus orchard: Reconstruction of nonlinear dynamics from very short ecological time series K Sakai, Y Noguchi, S Asada Chaos, Solitons & Fractals 38 (5), 1274-1282, 2008 | 46 | 2008 |
| Hyperspectral imaging for nondestructive determination of internal qualities for oil palm (Elaeis guineensis Jacq. Var. tenera) P Junkwon, T Takigawa, H Okamoto, H Hasegawa, M Koike, K Sakai, ... Agricultural Information Research 18 (3), 130-141, 2009 | 40 | 2009 |
| Theoretical analysis of nonlinear dynamics and chaos in bouncing tractor K SAKAI Journal of the Japanese Society of Agricultural Machinery 61 (6), 65-71, 1999 | 40 | 1999 |
| Numerical analysis of steering instability in an agricultural tractor induced by bouncing and sliding M Watanabe, K Sakai biosystems engineering 192, 108-116, 2020 | 37 | 2020 |
| Impact dynamics model for a nonlinear bouncing tractor during inclined passage M Watanabe, K Sakai Biosystems engineering 182, 84-94, 2019 | 34 | 2019 |
| Potential application of color and hyperspectral images for estimation of weight and ripeness of oil palm (Elaeis guineensis Jacq. var. tenera) P Junkwon, T Takigawa, H Okamoto, H Hasegawa, M Koike, K Sakai, ... Agricultural Information Research 18 (2), 72-81, 2009 | 34 | 2009 |
| Variability of a double ring infiltration test K Sakai, SK Upadhyaya, M Sime Transactions of the ASAE 35 (4), 1221-1226, 1992 | 34 | 1992 |
| Nonlinear vibrations in an agricultural implement system K Sakai, K Aihara International Journal of Bifurcation and Chaos 4 (02), 465-470, 1994 | 31 | 1994 |
| Transition of chaotic motion to a limit cycle by intervention of economic policy: an empirical analysis in agriculture K Sakai, S Managi, NK Vitanov, K Demura Nonlinear dynamics, psychology, and life sciences 11 (2), 253-265, 2007 | 30 | 2007 |
| Nondestructive analysis of chlorpyrifos on apple skin using UV reflectance Y Makino, S Oshita, Y Murayama, M Mori, Y Kawagoe, K Sakai Transactions of the ASABE 52 (6), 1955-1960, 2009 | 29 | 2009 |
Nikolay K VitanovProfessor of Mathematics, Institute of Mechanics, Bulgarian Academy of Sciences, COSTNET CA15109Verified email at imbm.bas.bg
