Description
hardware flow control. It is an ideal choice in the field of industrial automation.
(2) Data collection and traceability issues. Data collection issues often occur, and many assembly lines lack “end-to-end traceability.”
In other words, there are often no unique identifiers associated with the parts and processing steps being produced.
One workaround is to use a timestamp instead of an identifier. Another situation involves an incomplete data set. In this case, omit
incomplete information parts or instances from the forecast and analysis, or use some estimation method (after consulting with manufacturing experts).
(3) A large number of features. Different from the data sets in traditional data mining, the features observed in manufacturing analysis
may be thousands. Care must therefore be taken to avoid that machine learning algorithms can only work with reduced datasets (i.e.
datasets with a small number of features).
(4) Multicollinearity, when products pass through the assembly line, different measurement methods are taken at different stations
in the production process. Some of these measurements can be highly correlated, however many machine learning and data mining
algorithm properties are independent of each other, and multicollinearity issues should be carefully studied for the proposed analysis method.
(5) Classification imbalance problem, where there is a huge imbalance between good and bad parts (or scrap, that is, parts that do not
pass quality control testing). Ratios may range from 9:1 to even lower than 99,000,000:1. It is difficult to distinguish good parts from scrap
using standard classification techniques, so several methods for handling class imbalance have been proposed and applied to manufacturing analysis [8].
(6) Non-stationary data, the underlying manufacturing process may change due to various factors such as changes in suppliers
or operators and calibration deviations in machines. There is therefore a need to apply more robust methods to the non-stationary
nature of the data. (7) Models can be difficult to interpret, and production and quality control engineers need to understand the analytical
solutions that inform process or design changes. Otherwise the generated recommendations and decisions may be ignored.
Display operation panel ZT372a-E
Display operation panel ZMU-02内存卡
Display operation panel YYT107A
Display operation panel YYT102N
Display operation panel YYT102M
Display operation panel YYT102D
Display operation panel YYT102C
Display operation panel YYE109A
Display operation panel YXU168E YT204001-JB/1
Display operation panel YXU168E
Display operation panel YXU168E
Display operation panel YXI115B
Display operation panel YXE152A YT204001-AF
Display operation panel YXE152A
Display operation panel YXC110
Display operation panel YTEA250-8
Display operation panel YTEA250-15
Display operation panel YTE102C
Display operation panel YTE102B
Display operation panel YTE102A
Display operation panel YT296000-RX
Display operation panel YT296000-MZ
Display operation panel YT296000-MC
Display operation panel YT221001-LS
Display operation panel YT213001-BC
Display operation panel YT213001-AB
Display operation panel YT213001-AA
Display operation panel YT212002/AD
Display operation panel YT204001-KE
Display operation panel YT204001-KB
Display operation panel YT204001-JK
Display operation panel YT204001-JB/1
Display operation panel YT204001-HS
Display operation panel YT204001-FV
Display operation panel YT204001-FR
Display operation panel YT204001-FL
Display operation panel YT204001-FD
Display operation panel YT204001-FC1
Display operation panel YT204001-FB
Display operation panel YT204001-FB
Display operation panel YT204001-EG
Display operation panel YT204001-DT
Display operation panel YT204001-CV
Display operation panel YT204001-CN/4
Display operation panel YT204001-BL
Display operation panel YT204001-AL
Display operation panel YT204001-AF
Display operation panel YT204001-AF
Display operation panel YPQ112A
Display operation panel YPQ112A
Display operation panel YPQ111A
Display operation panel YPQ111A
Display operation panel YPQ110A 3ASD573001A5
Display operation panel YPQ110A 3ASD573001A5
Display operation panel YPQ109B 3ASD510001C20
Display operation panel YPQ108A
Display operation panel YPQ104A
Display operation panel YPQ104A
Display operation panel YPQ-101E
Display operation panel YPQ101E
Display operation panel YPP110A 3ASD573001A1
Display operation panel YPP110A 3ASD573001A1
Display operation panel YPP109A
Display operation panel YPP109A
Display operation panel YPP105B
Display operation panel YPP105B
Display operation panel YPK117A 61163280
Display operation panel YPK117A
Display operation panel YPK117A
Display operation panel YPK113A
Display operation panel YPK113A
Display operation panel YPK112A
Display operation panel YPK112A
Display operation panel YPK110A
Display operation panel YPK107E
Display operation panel YPI103E
Display operation panel YPI103E
Display operation panel YPH108B/SPC
Display operation panel YPH108B/SPC
Display operation panel YPH107A
Display operation panel YPH107A
Display operation panel YPG108E
Display operation panel YPC104B YT204001-BT
Display operation panel YPC104B
Display operation panel YPC104B
Display operation panel YM322001-EG
Display operation panel YM322001-EG
Display operation panel YM318001-CN
Display operation panel YM318001-CN
Display operation panel YM110001-SN
Display operation panel YM110001-SN
Display operation panel YL621001-BB
Display operation panel YL621001-BB
Display operation panel YB560103-BR
Display operation panel YB560103-BR
Display operation panel YB560103-BN
Display operation panel YB560103-AP
Display operation panel YB560100-EAS3
Display operation panel YB560100-EA
Display operation panel YB560100-EA
Display operation panel XVC772A102 3BHE032285R0102
Display operation panel XVC770BE102 3BHE021083R0102
Display operation panel XVC770BE101 3BHE021083R0101
Display operation panel XVC770BE101 3BHE021083R0101
Display operation panel XVC770BE101
Display operation panel XVC770AE 3BHE006414R0001
Display operation panel XVC770AE 3BHE006414R0001
Display operation panel XVC769AE101 3BHE006373R0101
Display operation panel XVC769AE101 3BHE006373R0101
Display operation panel XVC769AE101 3BHE006373R0101
Display operation panel XVC769AE101
Display operation panel XVC769AE101
Display operation panel XVC768AE117 3BHB007211R0117
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