is                 78 lib/gocr/otsu.c   int is, i1, i2, ns, n1, n2, gmin, gmax;
is                122 lib/gocr/otsu.c   is = 0;
is                127 lib/gocr/otsu.c     is  += ihist[k];                        /*  f(x)    imass      */
is                188 lib/gocr/otsu.c   i2 = is - i1;            // right mass (num pixels - left mass)
is                 49 lib/pdf/xpdf/Dict.h   GBool is(char *type);
is                247 lib/pdf/xpdf/Object.h   { return dict->is(dictType); }
is                274 lib/pdf/xpdf/Object.h   { return stream->getDict()->is(dictType); }