Basic photography camera configurationThe following are some basic specifications for beginner photography cameras:
1. ** Picture format, size, and quality **: If you don't plan to retouch the picture, you can choose JPG format; if you want to retouch the picture, you can choose RAW format. For daily shooting, the size was set to large size and the image quality was set to high quality.
2. ** White Balance **: You can choose "AWB" for daily shooting.
3. ** Light sensitivity (USB)**: You can set it to "Automatic" for daily shooting. If you set it manually, it should be set to the lowest value for most scenes. If you need to use automatic USB, you can set an upper limit for USB (such as 1600) to reduce the impact on the image quality.
4. ** Picture Style **: You can use the built-in picture style of the camera to take pictures.
5. ** Metering Mode **: There are evaluation modes (Nikon Matrix Metering, Sony-called Multi-Metering), Spot Metering, Spot Metering, Center Metering, etc.
6. ** Focus Mode **: For daily shooting, choose AF-S + single-point autofocus; for shooting moving objects, choose AF-C + extended focus.
7. ** exposure compensation **: In aperture priority/shutter priority mode, it is usually set to "0EV".
8. ** Date and Time **: The date and time should be set when the new camera is turned on for the first time, so that it is convenient to archive photos in the future.
For different shooting scenes, the camera parameters were different:
1. ** Shooting people (A, M)**
- [Character Close-up: The sharpness is moderate. Focus on the eyes or important parts of the character. The composition is centered.]
- "Footwork matching: Medium aperture F8, the widest focal length, three-point composition, golden ratio; Low Iso100, you can choose to use the RAW format (no need to use the post-production format, you can use the JPEG format), pay attention to the correct exposure of the face.
2. ** Shooting still life, flowers, fish and insects (A grade)**: Aperture F5.6 and above should be as large as possible, focal length 50 and above, close to the subject to blur the background; When the light is strong, the image is at 100, and when the light is weak, the image is within 400. Try not to exceed the image at 800; Bright mode, center or spot measurement, pay attention to focus (manual focus is recommended if it is too close), you can use center, contrast composition, lower the camera position, half squat or level up; If the image is too dark, you can use about 1ev exposure compensation.
3. ** Scene Shooting (M)**
- Sunny day: around 1/200, F8; cloudy day: 400.
- According to different needs, you can choose wide-angle, medium-focus or telephoto lenses.
4. ** Night view (M)**: Use a tripod, with an USB of 100, customize the white balance to be incandescent light, turn on noise reduction, and use the RAW format. A small aperture above F8 can make the light appear starlight, and pay attention to the safety shutter. Purify the scene to extend the exposure time, and pre-raise the reflective plate to reduce the vibration of the camera. Use the largest aperture and the farthest focal length to shoot the light spot, and manually focus on the light source to twist out the light spot or focus on the nearest prospect.
5. ** Night Portrait Shooting (M)**: F2.8 - 8, slow sync flash, rear curtain flash mode, can find light sources (such as neon lights, street lights, etc.) to fill in the light, can also bring creative lights, fairy sticks and other props.
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The Concepts and Basic Concepts of Yin and Yang"Yin and Yang are a pair of categories in ancient China philosophy. They are a summary of the opposing attributes of the interconnected things and phenomena in the universe.
In terms of concept, Yin and Yang could represent opposing things and phenomena, or they could also represent two opposing aspects of the same thing or phenomenon. For example, cold and heat, internal and external, movement and stillness, brightness and darkness, etc. were all manifestations of the opposition between yin and yang. In terms of attribute characteristics, those with the characteristics of brightness, movement, extroversion, ascension, dispersion, warmth, and excitement were generally yang, while those with the characteristics of relative stillness, coldness, dullness, internal defense, descent, condensation, and suppression were yin.
There were many relationships between Yin and Yang:
1. Opposite Restriction: Yin and Yang oppose each other, such as up and down, heaven and earth, movement and stillness, etc. This opposition restrains the development and change of things.
2. Reciprocity: The opposing yin and yang depend on each other, and neither side can exist independently from the other. If there is no upper, there is no lower, and if there is no cold, there is no heat.
3. Sympathy and mutual storage: Yin and Yang interact with each other and contain each other. There is Yang in Yin and Yin in Yang, such as Yang in Yin and Yin in Yang.
4. Balance of Growth and Decline: The amount of yin and yang will change, but overall, it is in a relatively balanced state.
5. [Transformation: Under certain conditions, Yin and Yang can transform into each other. Yin can transform into Yang, and Yang can transform into Yin.]
Yin and Yang was the description of the fundamental factors behind the laws of nature and the driving force behind the development and change of the laws of nature in ancient China civilization. It was the driving force behind the birth, development, maturity, decline, and even extinction of various things. It was the core element that laid the foundation of the logical thinking of Chinese civilization.
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Basic Concepts of AnimationAnimation was a technique that used frame by frame shooting or production processing, and played continuously to form a moving image. No matter what the subject was, as long as the shooting method was done in a frame by frame manner, it could be classified as an animation. It was a comprehensive art that combined painting, film, digital media, photography, music, literature, and many other arts. It originated in the first half of the 19th century in England and flourished in the United States. China animation originated in the 1920s. On October 28th, 1892, Emile Renault showed an optical film to the audience for the first time at the famous Grevan Wax Museum in Paris, marking the official birth of animation. Emile Renault was also known as the "father of animation." After more than 100 years of development, the concept of animation had a relatively complete theoretical system and industrial system, and it was deeply loved by people with its unique artistic charm.
Several Basic Concepts of NarratologyNarratology is the study of the methods and patterns of storytelling in literature and art. It includes the following basic concepts:
Story: A story is a statement of plot and situation with meaning and purpose. A story usually has a fascinating plot, a meaningful theme, and a character that can attract the reader's interest.
Plot: The plot is the core part of the story, including the actions and decisions of the characters and the changes and results they cause. A plot usually had a beginning, a development, a climax, and an ending.
3. Character: A character is a special person in a story, including the protagonist, supporting characters, and villains. The character's personality, motivation, and goals were all important factors in the story.
4. The theme is the meaning and values expressed by the story. The theme could be positive such as courage, friendship, and love, or negative such as deception, betrayal, and death.
5. Narration structure: The narrative structure refers to the way the story is organized in the text, including the beginning, middle, and end. The narrative structure can be adjusted according to different needs and purposes, such as flashback, narrative, parallel structure, etc.
6. Style: Style refers to the language, style, color, symbols, and other elements used in literary and artistic works. Different styles could convey different emotions and meanings.
Literature genre: Literature genre refers to different literary styles such as novels, poems, plays, etc. Every genre of literature had its own characteristics, style, and specific reader groups.
Narratology is a very important part of literature and art. It can help us better understand and appreciate the works and explore the meaning and value of the story more deeply.
10 Basic Concepts for Choosing a TVThe 10 basic common sense of choosing a TV include: 1. Understand your own needs, including size, resolution, functions, etc. 2. Choose a suitable size, considering the viewing distance and the size of the room. 3. Understand the resolution and choose the resolution that suits your needs. 4. Understand the type of screen, such as LCD screen, LED screen, etc., and choose the appropriate screen type according to your needs. 5. Understanding HVR technology can improve the image quality. 6. Consider after-sales service and choose a brand with good after-sales service. 7. Choose a well-known brand. The quality of the brand that has been tested by the market is more guaranteed. 8. Pay attention to the color range of the TV. The higher the color range, the brighter the color. 9. Pay attention to the sound quality and viewing distance, choose a TV with good sound quality, and choose the appropriate size according to the viewing distance. 10. Understand the TV's interface, CPU configuration, storage size and other hardware configuration, as well as software devices such as the system, the user interface, etc. This common sense can help consumers make wise choices when buying a TV.
10 Basic Concepts for Choosing a TVThe 10 basic common sense of choosing a TV set included understanding your needs, choosing the right size, understanding the resolution, understanding the screen type, understanding the HVR technology, considering the after-sales service, choosing a well-known brand, paying attention to the resolution and color range of the TV, paying attention to the sound quality and viewing distance. This common sense can help consumers make wise choices when buying a TV.
What are the basic concepts of literature?Literature was an art form that expressed the thoughts, feelings, and values of the author through words. Literature could include novels, poems, essays, plays, movies, and other forms. Literature could not only reflect social reality but also explore the secrets of human hearts and ponder the meaning of life.
The basic concepts of literature included:
Language: The main tool of literature is language. It needs to express the author's thoughts and feelings accurately, vividly and beautifully.
2. Character: The main characters in literature need to have unique personalities and characteristics to resonate with the readers.
Plot: Plot is an important part of literature. It needs to be full of change and suspense to make readers curious and interested.
Thesis: Thesis is the core content of literature. It requires in-depth consideration of human nature, social reality, and the meaning of life.
5. Style: The style of literature includes narrative, expression, rhetoric, and so on. Each style has its own unique characteristics and style.
6. Value: Literature needs to express the author's values and outlook on life. This requires in-depth consideration of the nature of life and the meaning of human beings.
Basic Concepts of Artificial IntelligenceArtificial Intelligence (AI) was an emerging discipline that was based on computer science and was a combination of computer science, psychology, philosophy, and other disciplines. It researched and developed theories, methods, techniques, and application systems for simulating, extending, and expanding human intelligence. It was dedicated to solving common cognitive problems related to human intelligence, such as learning, creation, and image recognition. The goal was to establish a self-learning system that could obtain useful knowledge from data.
Artificial intelligence could be divided into three levels: weak artificial intelligence, strong artificial intelligence, and super artificial intelligence. Weak artificial intelligence refers to machines or systems that can only display human intelligence in specific fields or tasks, such as voice recognition, image recognition, autonomous driving, etc. Strong artificial intelligence refers to machines or systems that can display human intelligence in any field or task, or even exceed human intelligence, such as general artificial intelligence, artificial life, etc. Super artificial intelligence referred to the intelligence of machines or systems that far surpassed humans in all fields or tasks, such as artificial neural networks, artificial super intelligence, etc. At present, the development of artificial intelligence was mainly concentrated on the weak artificial intelligence level. Strong artificial intelligence and super artificial intelligence were still in the theoretical and exploration stage.
Artificial intelligence techniques and methods mainly included machine learning, deep learning, natural language processing, computer vision, robots, and so on. Machine learning is the core technology of artificial intelligence, including supervised learning, unsupervised learning, semi-supervised learning, reinforcement learning, etc. Deep learning is an important branch of machine learning, using multi-layer artificial neural networks to achieve machine learning, such as Consecutive neural networks, Cyclic neural networks, etc. Natural language processing is a technology that allows machines or systems to understand and generate natural language, covering speech recognition, Text To Speech, etc. Computer vision is a technology that allows machines or systems to perceive and understand images and videos, while robots are machines or systems that can simulate or extend human behavior and functions.
In addition, Generative Artificial Intelligence (AIGC) was a branch of machine learning. It was an artificial intelligence that could create new content and ideas, including conversations, stories, pictures, videos, and music. General artificial intelligence (AGI) referred to an AI system that had the ability to self-control, reasonable self-understanding, and the ability to learn new skills. It could deal with complex problems that humans had never trained it to, reason when there were uncertain factors, and even use strategies to solve problems. At the same time, it had the ability to make decisions.
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Basic Concepts of Big DataBig Data, or a huge amount of data, refers to the amount of data involved that cannot be captured, managed, processed, and organized into information that helps human life become more efficient, convenient, or more positive for business decisions through current mainstream software tools within a reasonable time. It was a massive, high-growth, and diverse information asset that required a new processing model to have stronger decision-making power, insight, and process optimization capabilities. Its data types include structured data, semi-structured data, and structured data. It has the characteristics of "5V", namely, large data volume, fast speed, variety, authenticity, and value.
From a technical point of view, big data couldn't be processed by a single computer. It had to adopt a distributed architecture, which was featured by distributed data mining for massive amounts of data. It was closely related to cloud computing. It relied on cloud computing's distributed processing, distributed database, cloud storage, and visualization technology.
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