#defineFrame_count_since_last_readout 0x16//uint16_t number of flow measurements since last i²c readout [frames]//The value after the x-axis speed integral since the last read of the IIC data#definePixel_flow_x_integral 0x18//int16_t accumulated flow in radians*10000 around X axis since last i²c readout [rad*10000]//The value after the y-axis speed integral since the last read of the IIC data#definePixel_flow_y_integral 0x1a//int16_t accumulated flow in radians*10000 around Y axis since last i²c
counted as 1, the negative example is 1, namely positive=1, Negtive=-1, 1 means false, then the actual class label =TF*PN,TF true or FALSE,PN is positive or negtive. For example true positives (TP) the actual class label =1*1=1 is a positive example, false positives (FP) of the actual class label = (-1) *1=-1 is a negative example, false negatives (FN) of the actual class label = (-1) * (-1) =1 as a positive example, True negatives (TN) is a negative example of the actual class =1* (-1) =-1.2.
promotion of their products and services out, so that more people understand the platform situation.4 , at present, so many enterprises in the industry, why do you want to start a peer I was in .Year around the internet finance, that will domestic do internet finance is not too much, the internet finance concept has not appeared, remember again I went to the bank to do business, see a lot of old people in the purchase of bank financial products, the annual5A few of the financial products, the
Protocol (Medium access Control,mac) specifies the rules for frames to be transmitted over a link. When there is only one on the end, you can send it randomly, Mac does not limit. When multiple access issues occur, the MAC protocol coordinates multiple node transfers
Reliable delivery
Indicates that there can be no error passing frames between the two link layer nodes. Use a similar acknowledgment and retransmission with TCP. Generally used for links with large error
Transferred from: http://blog.csdn.net/jiaomeng/article/details/1495500Bloom Filter Concepts and principlesGiomo January 27, 2007 Bloom filter is a space-efficient random data structure that uses a bit array to represent a collection very succinctly and to determine whether an element belongs to the collection. The high efficiency of Bloom filter is a cost: when judging whether an element belongs to a set, it is possible to mistakenly think of elements that are not part of this set as belonging
LPL Financial chief economist Jeffrey Kleintop said that investors who want to find the right opportunity to short the stock market could do better, such as the bond yield curve, if they put their eyes on something else. The yield curve, he says, has been successful in predicting the market's peak in the past 50 years, but it does not show signs of a market peak at the moment.(The Green line represents the 10-year bond yield minus the 3-month yield difference, the yellow line represents the S P
difficult to achieve very high definition, cannot realize the big compression ratio and the variable rate recording and so on.Ii H.263 Basic Coding method and h.261 are the same, are mixed coding method, but h.263 to adapt to very low bit rate transmission, in the coding of the various links have been improved, such as the province code word to improve the quality of the encoded image, in addition, H.263 also absorbed the two-way motion prediction of MPEG and other measures to further improve t
http://poj.org/problem?id=1860Currency Exchange
Time Limit: 1000MS
Memory Limit: 30000K
Total Submissions: 22461
Accepted: 8115
DescriptionSeveral Currency exchange points is working. Let us suppose so each of the specializes in the particular currencies and performs exchange operations only with these C Urrencies. There can several points specializing in the same pair of currencies. Each point has its own exchange
circuit is idle, the message is sent to the receiving switch or terminal, which transmits data in the network in the "Storage-forwarding" mode. The advantage of Packet Exchange is the high utilization rate of the relay circuit. It can be transmitted by multiple users on one line at the same time, enabling interconnection between terminals with different rates and procedures. However, its shortcomings are also obvious. Messages are stored and forwarde
Currency Exchange
Time Limit: 1000MS
Memory Limit: 30000K
Total Submissions: 22980
Accepted: 8294
DescriptionSeveral Currency exchange points is working. Let us suppose so each of the specializes in the particular currencies and performs exchange operations only with these C Urrencies. There can several points specializing in the same pair of currencies. Each point has its own exchange rates
, according to the environmental interference, the addition of the error correction code is more and less, 80211a specified 3 kinds of Correction code added (valid data) encoding rate of 1/2 2/3 3/4.The 802.11A standard stipulates that 6, 12, and Mbps are necessary (required) data rates. 802.11 MAC requires a positive response to each frame. When transmitting a positive response, the data rates that are sup
ArbitrageTime limit:2000/1000 MS (java/others) Memory limit:65536/32768 K (java/others)Total submission (s): 4899 Accepted Submission (s): 2241Problem Descriptionarbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency in To more than one unit of the same currency. For example, suppose that 1 US Dollar buys 0.5 British pound, 1 British pound buys 10.0 French francs, and 1 French franc Buys 0.21 US dollar.
During the first Android development, I realized such profound version differences for the first time.
My audiorecordCodeThe test was successful at Samsung s5670.
Xiaomi, duowei d210t test failed. The error message is as follows:
04-01 12:58:44. 368: E/audiorecord (19808): cocould not get audio input for record source 1
04-01 12:58:44. 368: E/audiorecord-JNI (19808): Error creating audiorecord instance: initialization check failed.
04-01 12:58:44. 368: E/audiorecord-Java (1980
deal with interesting things, we need to show the sound as a way to make the computer work.What is a digital sound?We can sample the analog signal by a certain frequency, then encode each sample as a number. The rate at which we sample the analog signal is called the sample rate. The sample rate commonly used in sound applications is 44.1kHz. This means that every second of the sound has 44,100 records. These rates must be reduced within a certain ra
achieve, obviously, this method needs to complete the image scaling and eigenvalue recalculation, efficiency is not high, and another method, through the continuous expansion of the window to the training sample size, to achieve the purpose of multi-scale sampling detection, This avoids the weakness of the first method. However, in the process of window enlargement detection, there will be multiple detection of the same target, so the merging of regions is required.Regardless of the search meth
mutated binary value, the individual with number 1 has mutated in the first place, and the individual with number 4 has mutated in the third place. The values have changed and the degree of fitness has changed. Note : Here bloggers to the professor's ppt to change a bit, because bloggers do not think he originally wrote the value is correct. The original values are as follows: In the fourth column of S1, the number on the original PPT is 26 and the fifth column is 676. In the fourth column of
specification, there is a case where source transmits video and audio content to different render device separately. Interested readers can refer to the Wi-Fi display technical specification.In addition, Miracast provides the supported AV formats, as shown in table 1.Table 1 Miracast Visual audio format support
Resolution
17 CEA formats with resolution from 640*480 to 1920*1080 with frame rates from 24 to 6029 VESA formats with r
1000baset/half 1000baset/full Advertised auto-negotiation:yesspeed:100mb/sduplex:fullport:twisted pairphyad:1transceiver:internalauto-negotiation: Onsupports wake-on:gwake-on:gcurrent message level:0x000000ff (255) Link Detected:yesThe example above shows that the NIC has 10baset,100baset and 1000baseT three options and is currently adaptive to 100baseT (SPEED:100MB/S). You can force the NIC to work under 1000baseT with the Ethtool tool:#/sbin/ethtool-s eth0 speed, duple
Poj2240 Arbitrage (spfa judgment ring)Arbitrage
Time Limit:1000 MS
Memory Limit:65536 K
Total Submissions:10997
Accepted:4622
DescriptionArbitrage is the use of discrepancies in currency exchange rates to transform one unit of a currency into more than one unit of the same currency. for example, suppose that 1 US Dollar buys 0.5 British pound, 1 British pound buys 10.0 French francs, and 1 French franc buys 0.21 U
uniformity can only end up dying. And really make the design circle energetic, often is not the same sound. In today's design environment, the rudeness is undoubtedly in the opposite direction. Interestingly, Marc Schenker, a designer from Wbedesigner Depot, spoke of this design style and thought it would be effective in improving conversion rates.When it comes to designing trends, we seldom think about conversion rates, but he feels that the rough d
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