Real image compression (JPEG, PNG) uses different techniques (DCT, entropy coding), but quadtrees capture the same principle: spend your bits where the detail is, not uniformly across the whole image.
Public charging facilities accounted for about 4.8 million units, a 31.2% increase year on year, while private chargers rose 56.1% to 15.9 million. The combined rated power of public charging facilities reached 226 million kilowatts, averaging about 47.01 kilowatts per unit.
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