Sensors

Nguyen, T.T., Slaughter, D.C., Hanson, B.D., Barber, A., Freitas, A., Robles, D.,  Whelan, E.  2015.  Automated Mobile System for Accurate Outdoor Tree Crop Enumeration Using an Uncalibrated Camera. 15(8): 18427-18442.

Liang, PS., Slaughter, D.C., Ortega-Beltran, A., Michailides, T.J. 2015. Detection of fungal infection in almond kernels using near-infrared reflectance spectroscopy. BIOSYSTEMS ENGINEERING 137: 64-72.
Nguyen, T.T., Slaughter, D.C., Max, N., Maloof, J.N., Sinha, N.   2015. Structured Light-Based 3D Reconstruction System for Plants.   SENSORS 15(8):18587-18612.
Garrido, M., Perez-Ruiz, M., Valero, C., Gliever, C.J., Hanson, B.D., Slaughter, D.C., 2014. Active Optical Sensors for Tree Stem Detection and Classification in Nurseries.   Sensors 14(6): 10783-10803.
Slaughter, D.C. 2014. The Biological Engineer: Sensing the Difference Between Crops and Weeds.   Chapter 5 in S.L. Young and F.J. Pierce (eds.), Automation: The Future of Weed Control in Cropping Systems, DOI 10.1007/978-94-007-7512-1_5. Springer Science+Business Media, Dordrecht, The Netherlands. 265p.
Dhillon, R. V. Udompetaikul, F. Rojo, J. Roach, S. Upadhyaya, D. Slaughter, B. Lampinen, K. Shackel. 2014. Detection of Plant Water Stress Using Leaf Temperature and Microclimatic Measurements in Almond, Walnut, and Grape Crops. TRANSACTIONS of ASABE. 57(1): 297-304. (doi: 10.13031/trans.57.10319).
Tiwari, G., D.C. Slaughter, and M. Cantwell. 2013. Nondestructive maturity determination in green tomatoes using a handheld visible and near infrared instrument. Postharvest Biology and Technology. 86: 221–229.
Slaughter, D. C.; Crisosto, C. H.; Tiwari, G. 2013. Nondestructive determination of flesh color in clingstone peaches. J OF FOOD ENGINEERING 116(4): 920-925
Nielsen, M., D.C. Slaughter, and C. Gliever. 2012. Vision-Based 3D Peach Tree Reconstruction for Automated Blossom Thinning. IEEE TRANSACTIONS ON INDUSTRIAL INFORMATICS 8(1): 188-196.
Perez-Ruiz, M., D.C., Slaughter, C. Gliever, and SK Upadhyaya. 2012. Tractor-based Real-time Kinematic-Global Positioning System (RTK-GPS) guidance system for geospatial mapping of row crop transplant. BIOSYSTEMS ENGINEERING Volume: 111(1): 64-71.
Zhang, Y., D.C. Slaughter, E.S. Staab. 2012. Robust hyperspectral vision-based classification for multi-season weed mapping. J. of Photogrammetry And Remote Sensing. 69: 65-73   DOI: 10.1016/j.isprsjprs.2012.02.006.
Zhang, Y., and D.C. Slaughter. 2011. Hyperspectral species mapping for automatic weed control in tomato under thermal environmental stress. COMPUTERS AND ELECTRONICS IN AGRICULTURE 77(1): 95-104     DOI: 10.1016/j.compag.2011.04.001
Zhang, Y., and D.C. Slaughter. 2011. Influence of solar irradiance on hyperspectral imaging-based plant recognition for autonomous weed control. BIOSYSTEMS ENGINEERING 110(3): 330-339   DOI: 10.1016/j.biosystemseng.2011.09.006
Haff, R. P.; Slaughter, D. C.; Jackson, E. S. 2011. X-RAY based stem detection in an automatic tomato weeding system. Applied Engineering In Agriculture   27(5): 803-810.
Saha, R., NS. Raghuwanshi, SK Upadhyaya, WW Wallender, DC Slaughter. 2011. Water sensors with cellular system eliminate tail water drainage in alfalfa irrigation. CALIFORNIA AGRICULTURE 65(4): 202-207   DOI: 10.3733/ca.v065n04p202
Thornton, C.R., D.C. Slaughter, and R.M. Davis. 2010. Detection of the sour-rot pathogen Geotrichum candidum in tomato fruit and juice by using a highly specific monoclonal antibody-based ELISA. Int. J. of Food Microbiology 143:166–172.
Gonzalez, M.E., J.A. Jernstedt, D.C. Slaughter and D.M. Barrett.   2010. Microscopic Quantification of Cell Integrity in Raw and Processed Onion Parenchyma Cells. J. Food Sci. 75(7):E402-E408.
Obenland, D., D. Margosan, S. Collin, J. Sievert, K. Fjeld, M. L. Arpaia, J. Thompson, and D. Slaughter. 2009. Peel Fluorescence as a Means to Identify Freeze-damaged Navel Oranges. HortTechnology. 9(2): 379-384.
Slaughter, D.C., M. Ruiz-Altisent, J. F. Thompson, P. Chen, Y. Sarig, M. Anderson. 2009.   A handheld, low-mass, impact instrument to measure nondestructive firmness of fruit. Trans. of the ASABE. 52(1): 193-199.
Slaughter, D.C., D.K. Giles, S.A. Fennimore, R.F. Smith. 2008. Multispectral Machine Vision Identification of Lettuce and Weed Seedlings for Automated Weed Control. Weed Technol. 22:378–384
Kim, D.H., D.C. Slaughter. 2008. Image-based real-time displacement measurement system. Biosystems Engineering 101(4):388-395.
Slaughter, D.C. D.M. Obenland, J.F. Thompson, M.L. Arpaia, D.A. Margosan.   2008. Non-destructive freeze damage detection in oranges using machine vision and ultraviolet fluorescence.   Postharvest Biology and Technology. 48: 341–346
Nielsen, M., H.J. Andersen, D.C. Slaughter, E. Granum. 2007. Ground truth evaluation of computer vision based 3D reconstruction of synthesized and real plant images.   Precision Agric 8:49–62.
Slaughter, D.C., C.H. Crisosto, J.K. Hasey, J.F. Thompson.   2006. Comparison of Instrumental and Manual Inspection of Clingstone Peaches. Trans. of the ASAE. 22(6): 883-889.
Jahn, B.R., R. Linker, S.K. Upadhyaya1, A. Shaviv, D.C. Slaughter, I. Shmulevich. 2006. Mid-infrared Spectroscopic Determination of Soil Nitrate Content. Biosystems Engineering, 94 (4), 505– 515.
Haff, R.P., D.C. Slaughter, Y. Sarig, A. Kader. 2006. X-ray assessment of translucency in pineapple.   J. Food Processing and Preservation 30:527-533.
Gambhir, P.N., Y.J. Choi, D.C. Slaughter, J.F. Thompson, M.J. McCarthy.   2005. Proton spin – spin relaxation time of peel and flesh of navel orange varieties exposed to freezing temperature. J Sci Food Agric 85:2482 – 2486.
Christensen, L.K., S.K. Upadhyaya, B. Jahn, D.C. Slaughter, E Tan, D. Hills. 2005. Determining the influence of water deficiency on NPK stress discrimination in maize using spectral and spatial information. Precision Agriculture 6:539-550.
Nielsen M, H.J. Andersen, D.C. Slaughter, E. Granum. 2005. Ground truth evaluation of 3d computer vision on non-rigid biological structures. In: Stafford J (ed) Proceedings of the 5th European conference on precision agriculture, Wageningen Academic Publishers, The Netherlands, pp. 549–556
Tan, E.S., D.C. Slaughter, and J.F. Thompson. 2005. Freeze damage detection in oranges using gas sensors . Postharvest Biol. Tech. 35 (2): 177-182
Crowe, T. G., D. Downey, D. Ken Giles, D. C. Slaughter 2005. An electronic sensor to characterize transient response of nozzle injection for pesticide spraying. Trans. of the ASAE. Vol. 48(1): 73-82.
Slaughter, D.C., W.T. Lanini, D.K. Giles. 2004. Discriminating weeds from processing tomato plants using visible and near-infrared spectroscopy Trans. of the ASAE. Vol. 47(6): 1907-1911 .
Lee, W.S., and D.C. Slaughter. 2004. Recognition of partially occluded plant leaves using a modified watershed algorithm. Trans. of the ASAE. Vol. 47(4): 1269-1280 .
Giles, D.C. Slaughter, D. Downey, J.C. Brevis-Acuna, W.T. Lanini.   2004. Application design for machine vision guided selective spraying of weeds in high value crops. Aspects of Applied Biology. 71(1): 75-81.
Haff, R.P., and D.C. Slaughter. 2004. Real-time x-ray inspection of wheat for infestation by the granary weevil, Sitophilus Granarius (L.). Trans. of the ASAE. Vol. 47(2): 531-537.
Slaughter, D.C., and J.A. Abbott. 2004. Analysis of Fruits and Vegetables. In Near-Infrared Spectroscopy in Agriculture. Agronomy Monograph No. 44. Am. Soc. of Agronomy, Crop Sci. Soc. of Am. Soil Sci. Soc. of Am. Madison, WI, USA.
Slaughter, D.C., J.F. Thompson, and E.S. Tan. 2003. Nondestructive determination of total and soluble solids in fresh prune using near infrared spectroscopy. Postharvest Biol. Tech. 28 (3): 437-444.
Potts, S. J., D. C. Slaughter, and J. F. Thompson. 2002. Measuring mold infestation in raw tomato juice. Journal of Food Science 67(1): 321-325.
Ehsani, M. R., S. K. Upadhyaya, W. R. Fawcett, L. V. Protsailo, and D. Slaughter. 2001.   Feasibility of detecting soil nitrate content using a mid-infrared technique. Trans. of the ASAE. 44(6): 1931-1940.
Slaughter, D. C., M. G. Pelletier, and S. K. Upadhyaya.   2001. Sensing soil moisture using NIR spectroscopy. Applied Engineering in Agriculture 17(2): 241-247.
Potts, S. J., J. F. Thompson, and D. C. Slaughter. 2001. The effect of fungal species on the fluorescent lectin test. Journal of Microbiological Methods 46:187-191.
Potts, S. J., D. C. Slaughter, and J. F. Thompson. 2000. A fluorescent lectin test for mold in raw tomato juice. Journal of Food Science 65(2): 346-350.
Slaughter, D. C., C. G. Cavaletto, L. D. Gautz, and R. E. Paull.   1999. Non-destructive determination of soluble solids in papayas using near infrared spectroscopy. Journal of Near Infrared Spectroscopy 7:223-228. (In Press last action)
Ehsani, M. R., S. K. Upadhyaya, D. Slaughter, S. Shafii, and M. Pelletier. 1999.   A NIR technique for rapid determination of soil mineral nitrogen. Precision Agriculture 1(2): 217-234.
Tian, L. F., and D. C. Slaughter. 1998. Environmentally adaptive segmentation algorithm for outdoor image segmentation.   Computers and Electronics in Agriculture 21:153-168.
Sebben, E., D. C. Slaughter, and R. P. Singh. 1998. Optical assessment of corn oil deterioration during frying. Journal of Food Processing and Preservation 22(4): 265-282.
Slaughter, D. C., and C. H. Crisosto. 1998. Nondestructive internal quality assessment of kiwifruit using near-infrared spectroscopy. Seminars in Food Analysis 3:131-140.
Li, M., D. C. Slaughter, and J. F. Thompson. 1997. Optical chlorophyll sensing system for banana ripening. Postharvest Biology and Technology 12:273-283.
Tian, L., D. C. Slaughter, and R. F. Norris. 1997. Outdoor field machine vision identification of tomato seedlings for automated weed control. Trans. of the ASAE. 40(6): 1761-1768.
Slaughter, D. C., D. Barrett, and M. Boersig. 1996. Nondestructive determination of soluble solids in tomatoes using near infrared spectroscopy. Journal of Food Science 61(4): 695-697.
Vijayan, J., D. C. Slaughter, and R. P. Singh. 1996. Optical properties of corn oil during frying. International Journal of Food Science and Technology 31:353-358.
Pearson, T. C., and D. C. Slaughter. 1996. Machine vision detection of early split pistachio nuts. Trans. of the ASAE. 39(3): 1203-1207.
Slaughter, D. C. 1995.   Nondestructive determination of internal quality in peaches and nectarines. Trans. of the ASAE. 38(2): 617-623.
Massie, D., D. Slaughter, J. Abbott, and W. Hruschka. 1993. Acoustic, single-kernel wheat hardness. Trans. of the ASAE. 36(5): 1393-1398.
Slaughter, D. C., K. H. Norris, and W. R. Hruschka. 1992. Quality and classification of hard red wheat. Cereal Chemistry 69(4): 428-432.
Norris, K. H., W. R. Hruschka, M. M. Bean, and D. C. Slaughter.   1989. A definition of wheat hardness using near infrared reflectance spectroscopy. Cereal Foods World 34(9): 696,698,701,703-705.
Webb, J. C., D. C. Slaughter, and C. A. Litzkow. 1988. Acoustical system to detect larvae in infested commodities. Florida Entomologist 71(4): 492-504.
Webb. J. C., C. A. Litzkow, and D. C. Slaughter. 1988. A computerized acoustical larval detection system. Applied Engineering in Agriculture 4(3): 268-274.
Slaughter, D. C., and R. P. Rohrbach. 1985. Developing a blueberry firmness standard. Trans. of the ASAE. 28(3): 986-992.
Slaughter, D. C., and R. P. Rohrbach. 1984. Determining the principal radii of curvature in blueberries. Trans. of the ASAE. 27(6): 1970-1975.

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