Multispectral imaging for predicting firmness and soluble solids content of apple fruit

Abbott, 1997, Technologies for nondestructive quality evaluation of fruits and vegetables, Hort. Rev., 20, 1 Bellon, 1993, Feasibility and performance of a new, multiplexed, fast and low-cost fiber-optic NIR spectrometer for the on-line measurement of sugar in fruits, Appl. Spectrosc., 47, 1079, 10.1366/0003702934415255 Birth, 1978, The light scattering properties of foods, J. Food Sci., 43, 916, 10.1111/j.1365-2621.1978.tb02455.x Birth, 1986, The light scattering characteristics of ground grains, Int. Agrophys., 2, 59 Birth, 1978, The scattering coefficient as a measure of pork quality, J. Anim. Sci., 46, 639, 10.2527/jas1978.463639x Choi, C.H., Abbott, J.A., Park, B., Chen, Y.R., 1997. Prediction of soluble solids and firmness in apples by visible/near-infrared spectroscopy. In: Proceeding of the Fifth International Symposium of Fruit, Nut and Vegetable Production Engineering, Davis, CA, 3–10 September 1997. Dull, 1989, Near infrared analysis of soluble solids in intact cantaloupe, J. Food Sci., 54, 393, 10.1111/j.1365-2621.1989.tb03090.x Guthrie, 1999, Influence of environmental and instrumental variables on the non-invasive prediction of Brix in pineapple using near infrared spectroscopy, Aust. J. Exp. Agric., 39, 73, 10.1071/EA96127 Kawano, S., Abe, H., Iwamoto, M., 1994. Novel applications of nondestructive techniques for quality evaluation of fruits and vegetables. In: Brown, G., Sarig, Y. (Eds.), Proceedings of the International Workshop on Nondestructive Techniques for Quality Evaluation of Fruits and Vegetables, US–Israel BARD Fund, Spoken, WA. 15–19 June 1993. pp. 1–18. Kawano, 1992, Determination of sugar content in intact peaches by near infrared spectroscopy with fiber optics in interactance mode, J. Jpn. Hort. Sci., 61, 445, 10.2503/jjshs.61.445 Kouno, Y., Mizuno, T., Maeda, H., Akinaga, T., Tanabe, T., Kohda, Y., 1993. Feasibility studies into NIR technique for measurement of internal quality of some tropical fruits. In: Proceeding of the ICAMPE’93, Seoul, Korea, October 1992, KOEX1993. pp. 385–387. Lammertyn, 1998, Non-destructive measurement of acidity, soluble solids, and firmness of Jonagold apples using NIR-spectroscopy, Trans. Am. Soc. Agric. Eng., 41, 1089, 10.13031/2013.17238 Lu, 2000, Determination of firmness and sugar content of apples using near-infrared diffuse reflectance, J. Texture Stud., 31, 615, 10.1111/j.1745-4603.2000.tb01024.x Lu, 2001, Predicting firmness and sugar content of sweet cherries using near-infrared diffuse reflectance spectroscopy, Trans. ASAE, 44, 1265 McGlone, 1998, Firmness, dry-matter and soluble-solids assessment of postharvest kiwifruit by NIR spectroscopy, Postharvest Biol. Technol., 13, 131, 10.1016/S0925-5214(98)00007-6 McGlone, 1997, Kiwifruit firmness by near infrared light scattering, J. NIR Spectrosc., 5, 83, 10.1255/jnirs.102 Moons, 1997, Nondestructive visible and NIR spectroscopy measurement for the determination of apple internal quality, Acta Hort., 517, 441 Peiris, 1998, Near-infrared spectrometric method for nondestructive determination of soluble solids content of peach, J. Am. Soc. Hort. Sci., 123, 898, 10.21273/JASHS.123.5.898 Slaughter, 1995, Nondestructive determination of internal quality in peaches and nectarines, Trans. Am. Soc. Agric. Eng., 38, 617, 10.13031/2013.27874 Sugiyama, 1999, Visualization of sugar content in the flesh of a melong by near-infrared imaging, J. Agric. Food Chem., 47, 2715, 10.1021/jf981079i Temma, 2002, Development of a portable near infrared sugar-measuring instrument, J. Near Infrared Spectrosc., 10, 77, 10.1255/jnirs.324 Tu, K., De Busscher, R., De Baerdemaeker, J., Schrevens, E., 1995. Using laser beam as light source to study tomato and apple quality non-destructively. In: Proceeding of the Food Processing Automation IV Conference, Chicago, IL, 3–5 November, 1995, pp. 528–536. Ventura, 1998, Non-destructive determination of soluble solids in apple fruit by near infrared spectroscopy (NIRS), Postharvest Biol. Technol., 14, 21, 10.1016/S0925-5214(98)00030-1 Williams, P.C., K.H. Norris (Eds.), 2001. Near-Infrared Technology in the Agricultural and Food Industries, second ed. AACC, St. Paul, MN.