Xperia Z1参数及白皮书

Xperia Z1 搭载了20.7百万像素摄像头、BIONZ™ for mobile 图像处理器及 Exmor RS™ for mobile 传感器等先进技术。支持蓝牙4.0、Wi-Fi热点等功能。内置5英寸全高清显示屏,配备2GB RAM 和最高16GB闪存。支持UMTS HSPA+、GSM GPRS/EDGE 和 LTE多种网络制式。

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Xperia™ Z1 specifications

下面是Xperia™ Z1主要特性和功能列表. 完整的技术指标, 请下载白皮书 Xperia™ Z1 White paper (In English only). (1.4MB)


Camera and video:
  • 20.7 megapixel camera with pulsed LED flash and auto focus
  • Burst mode
  • HDR for both picture/film
  • 8x digital zoom
  • BIONZ™ for mobile image processor engine
  • Front-facing camera (2 MP 1080p)
  • Geotagging
  • HD video recording (1080p)
  • Sony G Lens
  • Image stabiliser
  • Object tracking
  • Red-eye reduction
  • Scene recognition
  • Send to web
  • Smile shutter™
  • Sony Exmor RS for mobile image sensor
  • Superior Auto
  • Sweep Panorama
  • Touch focus
  • Touch capture
  • White balance
  • Image capture, supported format: JPEG
  • Image playback, supported formats: BMP, GIF, JPEG, PNG, WebP
  • Video recording, supported formats: 3GPP, MP4
  • Video playback, supported formats: 3GPP, MP4, M4V, MKV, AVI, XVID, WEBM
  • Face detection
Connectivity and communication:
  • 3.5 mm audio jack (CTIA)
  • aGPS
  • ANT+ wireless technology
  • Bluetooth 4.0 wireless technology
  • DLNA Certified
  • MHL support
  • Native USB tethering
  • NFC
  • Screen mirroring
  • Smart Connect
  • Synchronisation via Exchange ActiveSync®, Facebook™, Google™ and SyncML™*
  • USB charging
  • USB High speed 2.0 and Micro USB support
  • Xperia Link
  • Wi-Fi and WiFi Hotspot functionality
  • Noise suppression
  • Voice enhancement
  • Xperia Socialife*
Entertainment:
  • "Movies" application
  • 3D and motion gaming
  • Google Wallet™
  • PlayStation Certified
  • FM Radio with RDS
  • SensMe and SensMe slideshow
  • Sony Entertainment Network (selected markets only)
  • TV launcher
  • YouTube*
  • “WALKMAN” application
  • Facebook application*
  • Twitter*
  • 3D surround sound
  • Bluetooth stereo (A2DP)
  • Clear Audio+, Clear bass and Clear stereo
  • TrackID music recognition*
  • xLoud Experience – audio filter technology from Sony
  • Audio recording, supported formats: 3GPP, MP4, AMR
  • Audio playback, supported formats: MP3, 3GPP, MP4, ADTS, AMR, SMF, XMF, OTA, RTTTL, RTX, iMelody, WAV, OGG, FLAC
Design and display:
  • 5”, 16,777,216 colours, 1920 x 1080 pixels
  • Full HD TRILUMINOS™ Display for mobile
  • X-Reality™ for mobile picture engine
  • Face Unlock
  • Gesture input
  • Senser-on-lens
  • STAMINA mode
  • Touch gesture - multi-touch, up to 10 fingers supported
  • Screenshot capturing
  • Throw
  • Pan & zoom
Memory:
  • RAM: 2GB
  • Flash memory: Up to 16 GB****
  • Expansion slot: microSD™ card, up to 64 GB (SDXC supported)
Networks:
  • UMTS HSPA+ 850 (Band V), 900 (Band VIII), 1700 (Band IV), 1900 (Band II), 2100 (Band I) MHz
  • GSM GPRS/EDGE 850, 900, 1800, 1900 MHz
  • LTE (Bands 1, 2, 3, 4, 5, 7, 8, 17, 20)
Pre-loaded applications:
  • Google Chrome*
  • Google Play*
  • Google Voice Search*
  • Google search*
  • Google Maps for Mobile with Street view and Latitude*
  • Google Talk application*
  • Sony Select
  • Web browser (WebKit)
From: http://developer.sonymobile.com/products/phones/specification/xperiaz1/
内容概要:该论文聚焦于T2WI核磁共振图像超分辨率问题,提出了一种利用T1WI模态作为辅助信息的跨模态解决方案。其主要贡献包括:提出基于高频信息约束的网络框架,通过主干特征提取分支和高频结构先验建模分支结合Transformer模块和注意力机制有效重建高频细节;设计渐进式特征匹配融合框架,采用多阶段相似特征匹配算法提高匹配鲁棒性;引入模型量化技术降低推理资源需求。实验结果表明,该方法不仅提高了超分辨率性能,还保持了图像质量。 适合人群:从事医学图像处理、计算机视觉领域的研究人员和工程师,尤其是对核磁共振图像超分辨率感兴趣的学者和技术开发者。 使用场景及目标:①适用于需要提升T2WI核磁共振图像分辨率的应用场景;②目标是通过跨模态信息融合提高图像质量,解决传统单模态方法难以克服的高频细节丢失问题;③为临床诊断提供更高质量的影像资料,帮助医生更准确地识别病灶。 其他说明:论文不仅提供了详细的网络架构设计与实现代码,还深入探讨了跨模态噪声的本质、高频信息约束的实现方式以及渐进式特征匹配的具体过程。此外,作者还对模型进行了量化处理,使得该方法可以在资源受限环境下高效运行。阅读时应重点关注论文中提到的技术创新点及其背后的原理,理解如何通过跨模态信息融合提升图像重建效果。
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