diff --git a/Article/abstract.tex b/Article/abstract.tex index db50a660092b02a8f7d6375db4f5ce06d3e58ebe..9fcf548c67f658d856c1333428578aa092c69545 100755 --- a/Article/abstract.tex +++ b/Article/abstract.tex @@ -1,7 +1,8 @@ - This paper introduces a new straight thick edge detector in gray-level images -based on blurred segments, digital objects able to embed quality measurements -on the extracted features. This study enhances previous works on interactive -line detection with a better estimation of the blurred segment width and + This paper introduces a new straight line detector in gray-level images, +where line segments are enriched with a thickness parameter +intended to provide a quality criterion on the extracted feature. +This study enhances previous works on interactive +line detection with a better estimation of the segment width and orientation through two main improvements: adaptive directional scans and the control of the assigned width to the detection algorithm. A new contribution to the detection of all the segments in a single image diff --git a/Article/biblio.bib b/Article/biblio.bib index 90f6b92d3573c31b50d6c9f490b6549cf24c658d..d753adc0a21bf9695f7abdc58fe2d156532b5c12 100755 --- a/Article/biblio.bib +++ b/Article/biblio.bib @@ -151,6 +151,18 @@ } +@inproceedings{DenisAl08, + title = {Efficient edge-based methods for estimating {M}anhattan frames +in urban imagery}, + author = {Denis, Patrick and Elder, James H. and Estrada, Francisco J.}, + booktitle = {European Conference on Computer Vision}, + publisher = {LNCS 5303}, + year = {2008}, + pages = {197--210}, + optdoi = {10.1007/978-3-540-88688-4_15} +} + + @article{AkinlarTopal12, title = {{EDPF}: a real-time parameter-free edge segment detector with a false detection control}, diff --git a/Article/intro.tex b/Article/intro.tex index 66002d8add4e49cc5770dda894c3319271336e7d..4499fd50d086c666b2990870c9f717f835f689b1 100755 --- a/Article/intro.tex +++ b/Article/intro.tex @@ -4,12 +4,12 @@ \subsection{Motivations} -Straight edge detection is a preliminary step of many image analysis +Straight line detection is a preliminary step of many image analysis processes. Therefore, it is always an active research topic centered on the quest of still faster, more accurate or more robust-to-noise methods \cite{AkinlarTopal12,GioiAl10,LuAl15,MatasAl00}. -However, they seldom provide an exploitable measure of the output edge +However, they seldom provide an exploitable measure of the output line quality, based on intrinsic properties such as sharpness, connectivity or scattering. %Some information may sometimes be drawn from their specific context, diff --git a/Article/main.tex b/Article/main.tex index 74fbea304f9aeaa64c8f22d2d6924eaa7251a1ab..38dedd3ec1d86557f62db510898d3e9d4d9f6896 100755 --- a/Article/main.tex +++ b/Article/main.tex @@ -26,7 +26,7 @@ \begin{frontmatter} % \title{Straight edge detection % based on adaptive directional tracking of blurred segments} - \title{Adaptive Directional Tracking of Blurred Segments} + \title{Fast Directional Tracking of Thick Line Segments} \author{Philippe Even\inst{1} \and Phuc Ngo\inst{1} \and @@ -46,7 +46,7 @@ \input{abstract} \keywords{Line/segment detection \and discrete objects - \and image analysis} + \and digital geometry} \end{abstract} \end{frontmatter} diff --git a/Article/method.tex b/Article/method.tex index a69567419afd624b2dc8640d5e95956aafe92d9c..efa15402d4950edff6eb57ddc675f669ca940d0b 100755 --- a/Article/method.tex +++ b/Article/method.tex @@ -114,7 +114,7 @@ i > \lambda where $C_{i}$, $\vec{D}_{i}$ and $w_{i}$ are respectively a position, a director vector and a width observed at iteration $i$. In the scope of the present detector, $C_{i-1}$ is the intersection of -the input selection and the medial axis of $\mathcal{B}_{i-1}$, +the input selection and the central line of $\mathcal{B}_{i-1}$, $\vec{D}_{i-1}$ the support vector of the enclosing digital segment $E(\mathcal{B}_{i-1})$, and $w_{i-1}$ a value slightly greater than the minimal width of $\mathcal{B}_{i-1}$.