[1] M. M. Jumblatt, R. W. McKenzie, P. S. Steele, C. G. Emberts, J. E. Jumblatt, "MUC7 expression in the human lacrimal gland and conjunctiva," Cornea 22, 41–45 (2003).
[2] M. B. Abelson, G. Ousler 3rd, "The pros and cons of dry-eye test," Rev. Opthalmol. 7, 62–65 (2011).
[3] M. B. Abelson, G. Ousler 3rd, L. A. Nally, T. B. Emory, "Dry eye syndromes: Diagnosis, clinical trials and pharmaceutical treatment–improving clinical trials," Adv. Exp. Med. Biol. 506, 1079–1086 (2002).
[4] C. Kent, "Dry eye diagnosis: 21st–Century tools," Rev. Ophthalmol. 13, 28–41 (2013).
[5] G. Savini, P. Prabhawsat, T. Kojima, M. Grueterich, E. Espana, E. Goto, "The challenge of dry eye diagnosis," Clin. Ophthalmol. 2, 31–55 (2008).
[6] A. Masmali, T. A. Alqahtani, A. Alharbi, G. A. El- Hiti, "Comparative study of repeatability of phenol red thread test versus Schirmer's test in normal adults in Saudi Arabia," Eye Contact Lens 40, 127– 131 (2014).
[7] J. E. Rose, M. H. Roepke, "An acidified antigen for detection of nonspecific reactions in the plate-agglutination test for bovine brucellosis," Am. J. Vet. Res. 18, 550–555 (1957).
[8] M. A. Lemp, "Breakup of the tear film," Int. Ophthalmol. Clin. 13, 97–102 (1973).
[9] J. M. Tiffany, "Surface tension in tears," Arch. Soc. Esp. Ophthalmol. 81, 363–366 (2006).
[10] M. A. Lemp, A. J. Bron, C. Baudouin, J. M. Benítez Del Castilo, D. Geffen, J. Tauber, G. N. Foulks, J. S. Pepose, D. Sullivan, "Tear osmolarity in the diagnosis and management of dry eye disease," Am. J. Ophthalmol. 151, 792–799 (2011).
[11] E. Szalai, A. Berta, Z. Szekanecz, G. Sz cs, L. Módis, "Evaluation of tear osmolarity in non- Sj€ogren and Sj€ogren syndrome dry eye patients with the TearLab system," Cornea 31, 867–871 (2012).
[12] A. Masmali, S. Alrabiah, A. Alharbi, G. A. El-Hiti, T. Almubrad, "Investigation of tear osmolarity using the TearLabTM osmolarity system in normal adults in Saudi Arabia," Eye Contact Lens 40, 74–78 (2014).
[13] K. F. Tabbara, M. Okumoto, "Ocular ferning test. A qualitative test for mucus deficiency," Ophthalmology 89, 712–714 (1982).
[14] M. Maragou, E. Vaikousis, A. Ntre, N. Koronis, P. Georgiou, M. Hatzidimitriou, F. Sotsiou, P. Dantis, "Tear and saliva ferning tests in Sjogren's syndrome (SS)," Clin. Rheumatol. 15, 125–132 (1996).
[15] M. Rolando, "Tear mucus ferning test in normal and keratoconjunctivitis sicca eyes," Chibret Int. J. Ophthalmol. 2, 32–41 (1984).
[16] M. Norn, "Quantitative tear ferning. Clinical investigations," ActaOphthalmol. 72, 369–372 (1994).
[17] E. Vaikoussis, P. Georgiou, D. Nomicarios, "Tear mucus ferning in patients with Sjogren's syndrome," Doc. Ophthalmol. 87, 145–151 (1994).
[18] S. Srinivasan, E. Joyce, L. W. Jones, "Tear osmolarity and ferning patterns in postmenopausal women," Optom. Vis. Sci. 84, 588–592 (2007).
[19] C. Pensyl, S. Dillehay, "The repeatability of tear mucus ferning grading," Optom. Vis. Sci. 745, 600– 604 (1998).
[20] A. M. Masmali, P. J. Murphy, C. Purslow, "Development of a new grading scale for tear ferning," Cont. Lens Anterior Eye 37, 178–184 (2014).
[21] M. H. Bharati, J. Liu, J. F. MacGregor, "Image texture analysis: Methods and comparisons," Chemometrics Intell. Lab. 72, 57–71 (2004).
[22] J. Zhang, T. Tan, "Brief review of invariant texture analysis methods," Pattern Recogn. 35, 735–747 (2002).
[23] J. Y. Tou, Y. H. Tay, P. Y. Lau, "Recent trends in texture classification: A review, Proc. Symp. Progress in Information and Communication Technology (SPICT 2009)," Kuala Lumpur, Malaysia, pp. 63– 68 (2009).
[24] B. V. Ramana Reddy, A. Suresh, M. Radhika Mani, V. Vijaya Kumar, "Classification of textures based on features extracted from preprocessing images on Random windows," Int. J. Adv. Sci. Tech. 9, 9–17 (2009).
[25] R. M. K. Haralick, K. Shanmugam, I. Dinstein, "Textural features for image classification," IEEE Trans. Syst. Man. Cybern. SMC-3, 610–621 (1973).
[26] R. M. Haralick, "Statistical and structural approaches to texture," Proc. IEEE 67, 786–804 (1979).
[27] M. Gipp, G. Marcus, N. Harder, A. Suratanee, K. Rohr, R. K€onig, R. M nner, "Haralick's texture features computed by GPUs for biological applications," 36, 36109 (2009).
[28] L. M. Carey, T. A. Matyas, L. E. Oke, "Evaluation of impaired fingertip texture discrimination and wrist position sense in patients affected by stroke: Comparison of clinical and new quantitative measures," J. Hand Ther. 15, 71–82 (2002).
[29] Y. Rubner, J. Puzicha, C. Tomasi, J. M. Buhmann, "Empirical evaluation of dissimilarity measures for color and texture," Comput Vis Image Underst 84, 25–43 (2001).
[30] T. Ojala, M. Pietik inen, T. Maenp , "Multiresolution gray-scale and rotation invariant texture classification with local binary patterns," IEEE T. Pattern Anal. 24, 735–743 (2002).
[31] V. Bino Sebastian, A. Unnikrishnan, K. Balakrishnan, "Grey level co-occurrence matrices: Generalization and some new features," Int. J. Comput. Sci. 2, 151–157 (2012).
[32] V. A. Kovalev, M. Petrou, "Multidimensional cooccurrence matrices for object recognition and matching," Graph. Models Image Process. 58, 187– 197 (1996).
[33] K. Hammouche, J.-G. Postaire, "Multidimensional texture analysis for unsupervised pattern classi- fication," in Pattern Recognition Techniques, Technology and Applications, Chap. 7, P.-Y. Yin, Ed., pp. 163–196, I-Tech, Vienna, Austria (2008).
[34] T. Dacheng, L. Xuelong, Y. Yuan, Y. Nenghai, L. Zhengkai, T. Xiao-ou, "A set of novel textural features based on 3D co-occurrence matrix for contentbased image retrieval," Proc. Fifth International Conference on Information Fusion, Vol. 2, pp. 1403– 1407 (2002).
[35] A. Oliva, A. B. Torralba, A. Guerin-Dugue, J. Herault, "Global semantic classification of scenes using power spectrum templates," Challenge of Image Retrieval (CIR99), BCS Electronic Workshops in Computing Series, pp. 1–11, Springer Verlag Newcastle, UK (1999).
[36] L. Wang, D.-C. He, "Texture classification using texture spectrum," Pattern Recogn. 23, 905–910 (1990).
[37] D.-J. Lee, T. F. Krile, S. Mitra, "Power spectrum and spectrum techniques applied to image registration," Appl. Opt. 27, 1099–1106 (1988).
