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尝试分析机器学习模型在什么时候、以什么方式、由于什么原因失效,我们把这称为「误差分析(error analysis)」。对科研人员来说,他们需要通过误差分析选择后续的改进方向;模型的实际使用者们也需要根据误差分析来确定模型部署的许多细节。由于误差分析对后续的行动方向有显著的影响,如果误差分析中出现了偏倚,或者误差分析不完整,很可能会带来我们不想看到的后果。 The current state...[Details]
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In the field of industrial automation, the inverter is undoubtedly the key control device, and ABB's compact drive ACS180 inverter has become a reliable choice for various compact equipment with it...[Details]
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As an instrument device for measuring gas medium, the vortex flowmeter has no mechanical moving parts, is corrosion-resistant, stable and reliable, has a long life, and does not require special maint...[Details]
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1. Prepare materials Power supply (3~5V) Switch: 1 Work box: 1 (other boxes that look better are also OK) LED: 5 MIC microphone: 1 piece Resistors (4.7k 1m 10k): 1 each Capacitor (47uf 1uf): 1 each...[Details]
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I want to learn more about Keithley's 2400 series low voltage digital source meter product line from the perspectives of resistance measurement accuracy, system speed, scanning working 3 reading rate,...[Details]
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Mobile payments, contactless payments, digital wallets, and biometrics, which sounded advanced a few years ago, have now become part of people's daily lives. But looking ahead, how will payment meth...[Details]
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Universal Instruments is committed to expanding its business in Europe, the Middle East and Africa, and has established a software center at its regional headquarters in Bratislava, the capital of Sl...[Details]
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NXP, Anokiwave, YTTEK and Semicomm recently demonstrated a complete 5G RF unit solution from baseband to mmWave using the O-RAN open architecture at a joint workshop in Taiwan. This new platform prov...[Details]
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On the evening of February 24, OPPO Find X5 Pro Dimensity Edition was officially released. This is also the debut of MediaTek's Dimensity 9000 platform. With a running score of over one million...[Details]
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The comparison mode of TIMER_A of MSP430F149 is mainly used as a PWM generator, which can generate two independent PWM waveforms (TA1, TA2). As long as the second function of the pin is TA1 or TA2...[Details]
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Human-computer interaction, the next disruptive innovation in automobiles Human-vehicle interaction is the core of the experience, and the multi-screen integrated intelligent cockpit represents the...[Details]
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On January 3, Qualcomm held a press conference in October this year and launched the first generation of Qualcomm S7 and S7 Pro audio platforms. The highlight is the use of terminal-side AI to crea...[Details]
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Should arm32 configure CONFIG_HIGHMEM? The premise is that vmalloc_min is 0xf000 0000, and kernel space size: user space size = 1:3 If memory = 768MB Want to do linear mapping of all memory D...[Details]
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On August 24, according to statistics from NE Times based on new energy passenger car terminal data, the installed capacity of power batteries in July 2023 was 27.4GWh, a year-on-year increase of 41.2...[Details]
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The intelligent IED (Intelligent Electronic Device) built by the designers of this article based on DSP and CPLD can collect multiple signals at the same time and obtain key data of power grid oper...[Details]