Core Viewpoint - The article discusses a significant breakthrough in industrial anomaly detection through the introduction of the Real-IAD D³ dataset and a novel multi-modal fusion detection method called D³M, which enhances detection performance by integrating various data types [1][11][12]. Group 1: Dataset Overview - The Real-IAD D³ dataset was developed to address limitations in existing anomaly detection methods, providing a comprehensive resource that includes high-resolution RGB images, pseudo 3D photometric images, and micron-level precision 3D point cloud data [3][4]. - The dataset encompasses 20 industrial product categories and 69 defect types, totaling 8,450 samples, with 5,000 normal samples and 3,450 abnormal samples [4]. - Real-IAD D³ significantly outperforms existing datasets like MVTec 3D-AD and Real3D-AD in terms of data scale, defect diversity, and point cloud precision, achieving a point cloud precision of 0.002 mm compared to 0.11 mm and 0.011-0.015 mm for the others [4]. Group 2: Methodology and Performance - The D³M method leverages the Real-IAD D³ dataset by integrating RGB, point cloud, and pseudo 3D depth information, which enhances the performance of anomaly detection [6][11]. - Experimental results indicate that D³M outperforms single and dual-modal methods in both image-level and pixel-level anomaly detection metrics, underscoring the importance of multi-modal fusion in industrial anomaly detection [6][8]. - A comparative analysis of different modality combinations shows that D³M achieves the highest detection accuracy, validating the effectiveness of the multi-modal approach [8][9]. Group 3: Implications and Future Directions - The research is expected to advance the field of industrial anomaly detection, providing more reliable solutions for quality control in manufacturing [12]. - This study is part of the Real-IAD series, with the first work also being recognized at CVPR 2024, indicating ongoing contributions to the field [13].