Sketch-based modeling: A survey L Olsen, FF Samavati, M Costa Sousa, JA Jorge Computers & Graphics 33 (1), 85-103, 2009 | 518 | 2009 |

ShapeShop: Sketch-Based Solid Modeling with BlobTrees JJA Schmidt R, Wyvill B, Costa Sousa M 2nd Eurographics Workshop on Sketch-based Interfaces and Modeling (SBIM '05), 2005 | 290* | 2005 |

Computer‐generated graphite pencil rendering of 3D polygonal models MC Sousa, JW Buchanan Computer Graphics Forum 18 (3), 195-208, 1999 | 273 | 1999 |

Observational models of graphite pencil materials MC Sousa, JW Buchanan Computer Graphics Forum 19 (1), 27-49, 2000 | 177 | 2000 |

Sketch-based modeling with few strokes JJ Cherlin, F Samavati, MC Sousa, JA Jorge Proceedings of the 21st spring conference on Computer graphics, 137-145, 2005 | 168 | 2005 |

The edge buffer: A data structure for easy silhouette rendering JW Buchanan, MC Sousa Proceedings of the 1st International Symposium on Non-photorealistic …, 2000 | 153 | 2000 |

A few good lines: Suggestive drawing of 3d models MC Sousa, P Prusinkiewicz Computer Graphics Forum 22 (3), 381-390, 2003 | 116 | 2003 |

Napkin sketch: handheld mixed reality 3D sketching M Xin, E Sharlin, MC Sousa Proceedings of the 2008 ACM symposium on Virtual reality software and …, 2008 | 114 | 2008 |

Observational model of blenders and erasers in computer-generated pencil rendering MC Sousa, JW Buchanan Graphics Interface 99, 157-166, 1999 | 113 | 1999 |

Eliciting usable gestures for multi-display environments T Seyed, C Burns, M Costa Sousa, F Maurer, A Tang Proceedings of the 2012 ACM international conference on Interactive …, 2012 | 94 | 2012 |

Non-photorealistic rendering in context: an observational study T Isenberg, P Neumann, S Carpendale, MC Sousa, JA Jorge Proceedings of the 4th international symposium on Non-photorealistic …, 2006 | 94 | 2006 |

A work-efficient GPU algorithm for level set segmentation M Roberts, MC Sousa, JR Mitchell ACM SIGGRAPH 2010 Posters, 1-1, 2010 | 92 | 2010 |

Stippling by example SY Kim, R Maciejewski, T Isenberg, WM Andrews, W Chen, MC Sousa, ... Proceedings of the 7th International Symposium on Non-Photorealistic …, 2009 | 70 | 2009 |

Modeling plant structures using concept sketches F Anastacio, MC Sousa, F Samavati, JA Jorge Proceedings of the 4th international symposium on Non-photorealistic …, 2006 | 66 | 2006 |

Terrain synthesis by-example J Brosz, FF Samavati, MC Sousa Advances in Computer Graphics and Computer Vision: International Conferences …, 2007 | 65 | 2007 |

Single camera flexible projection J Brosz, FF Samavati, MST Carpendale, MC Sousa Proceedings of the 5th international symposium on Non-photorealistic …, 2007 | 61 | 2007 |

Precise ink drawing of 3D models MC Sousa, K Foster, B Wyvill, F Samavati Computer Graphics Forum 22 (3), 369-379, 2003 | 57 | 2003 |

iLAMP: Exploring high-dimensional spacing through backward multidimensional projection EP dos Santos Amorim, EV Brazil, J Daniels, P Joia, LG Nonato, ... 2012 IEEE Conference on Visual Analytics Science and Technology (VAST), 53-62, 2012 | 55 | 2012 |

Sketch-based parameterization of L-systems using illustration-inspired construction lines and depth modulation F Anastacio, P Prusinkiewicz, MC Sousa Computers & Graphics 33 (4), 440-451, 2009 | 51 | 2009 |

Measuring stipple aesthetics in hand-drawn and computer-generated images R Maciejewski, T Isenberg, WM Andrews, DS Ebert, MC Sousa, W Chen IEEE Computer Graphics and Applications 28 (2), 62-74, 2008 | 50 | 2008 |