CN110069745A - A kind of active calculation method of bivalve shellfish biological life - Google Patents
A kind of active calculation method of bivalve shellfish biological life Download PDFInfo
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- 235000015170 shellfish Nutrition 0.000 title claims abstract description 35
- 238000004364 calculation method Methods 0.000 title claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 74
- 238000006073 displacement reaction Methods 0.000 claims abstract description 16
- 238000005070 sampling Methods 0.000 claims abstract description 12
- 230000009466 transformation Effects 0.000 claims abstract description 7
- 238000007619 statistical method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 238000012544 monitoring process Methods 0.000 description 22
- UELITFHSCLAHKR-UHFFFAOYSA-N acibenzolar-S-methyl Chemical compound CSC(=O)C1=CC=CC2=C1SN=N2 UELITFHSCLAHKR-UHFFFAOYSA-N 0.000 description 5
- 241000237536 Mytilus edulis Species 0.000 description 4
- 241001147138 Mytilus galloprovincialis Species 0.000 description 4
- 235000020638 mussel Nutrition 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 241001269238 Data Species 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
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- 241000251468 Actinopterygii Species 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000002574 poison Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000008485 antagonism Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
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- 230000004899 motility Effects 0.000 description 1
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- 231100000419 toxicity Toxicity 0.000 description 1
- 239000003403 water pollutant Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
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- A01K61/54—Culture of aquatic animals of shellfish of bivalves, e.g. oysters or mussels
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- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
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- G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The present invention relates to the active calculation methods of biological life, are related to a kind of active calculation method of bivalve shellfish biological life.This method comprises: (1) acquires the range data of M bivalve shellfish biology bivalve opening and closing according to certain sampling period in time t, through biosensor；The number of samples of single bivalve shellfish is n in each period；(2) the change in displacement value Δ x between bivalve is calculatedij, Δ xij=| xj‑xi|；Each sampling period intrinsic displacement changes delta xijTotal quantity be Mn；(3) to Mn bivalve change in displacement Δ x of acquisitionijIt averages, obtains absolute life activity AabcValue；(4) the minimum absolute activity A in acquisition time tabcMIN and maximum absolute activity AabcMAX；(5) the opposite vital activity A of bivalve shellfish biology is calculatedRelatively；Draw opposite vital activity curve；(6) Fourier transformation is carried out to curve, obtains cycle-active；The vital activity of bivalve shellfish biology is judged according to cycle-active.Method of the invention can simple, intuitive judge bivalve shellfish biological life activity.
Description
Technical field
The present invention relates to a kind of active calculation methods of biological life, and in particular to a kind of bivalve shellfish biological life activity
Calculation method.
Background technique
The parameter in bio kinetic model for carrying out environment is reacted using biobehavioral, can analyze the antagonism between pollutant or collaboration
Effect, the extent of injury by the specific index reacting condition pollutant of tested biology to biology, comprehensive descision water pollution
Degree, health risk of the prediction water pollutant to environmental organism.Biological monitoring early warning technology is that current monitoring water environment is badly in need of
Technology and research emphasis direction and environmental monitoring future development inexorable trend.
The measurement and evaluation of pollutant bio-toxicity in water environment, generally using phytoplankton, algae, fish and shellfish etc.
Aquatile, in the form of it, motility, physiological metabolism transformation or the death rate as index, evaluate the comprehensive poison of environmental contaminants
Property.Live on-line monitoring demand is combined for traditional biological detecting method, gradually develops some modernization aqueous bio poison
Property monitoring and warning equipment, relatively conventional is photobacteria monitoring system and Fish behavior reaction monitoring system, but photobacteria
Preservation condition it is harsh, fish monitoring is only applicable to monitor on-line, it is difficult to realize in-situ monitoring.And bivalve shellfish biology is as one
Kind common feature water body benthon, abundant with biological species, individual is numerous, and activity is small, provincialism and environment it is resistance to
Strong by property, the characteristics such as operation cost is low are highly suitable for in-situ monitoring.But it since shellfish bion is not of uniform size, deposits simultaneously
In bion difference and sensibility difference, it is difficult to form the biobehavioral monitoring data standard of specification, same time supervision number
Data difference acquired in a bion biobehavioral is larger.Therefore, there is an urgent need to a kind of bivalve shellfish biological life activity
Calculation method, so as to establish based on bivalve shellfish biobehavioral reaction biological monitoring early warning technology.
Summary of the invention
In order to solve the above problem, the present invention is achieved by the following scheme:
A kind of active calculation method of bivalve shellfish biological life, comprising the following steps:
(1) in time t, M bivalve shellfish biology bivalve is acquired according to certain sampling period by biosensor
The range data of opening and closing；In each period, the sample frequency of single bivalve shellfish is tj-i, tiMoment acquires a data, tjWhen
Carve acquisition data next time, number of samples n；
(2) the change in displacement value Δ x between bivalve is calculatedij, wherein Δ xij=| xj-xi|；In each sampling period, position
Move changes delta xijTotal quantity be Mn；
(3) to the Mn bivalve change in displacement Δ x obtained in each sampling periodijIt averages, obtains absolute life
Activity AabcN number of absolute life activity A is obtained in value, all sampling periodsabcValue；
(4) to N number of absolute life activity AabcIt is worth for statistical analysis, the minimum absolute activity A in acquisition time tabcMIN
With maximum absolute activity AabcMAX；
(5) the opposite vital activity A of bivalve shellfish biology is calculatedRelatively；Draw opposite vital activity curve；
(6) Fourier transformation is carried out to obtained curve, obtains cycle-active；Judge that bivalve shellfish is raw according to cycle-active
The vital activity of object.
Further, in step (3), the absolute life activity AabCalculation formula are as follows:
Aabc=∑ Δ xij/(M·n)
Further, in step (5), the opposite vital activity ARelativelyCalculation formula are as follows:
Further, in step (6), Fourier's variation, its calculation formula is:
Wherein, f is frequency,T is the time.
Since monitored mussel Individual Size is different, compared with being displaced quantity merely, it is difficult to embody its work
Dynamic periodic law does not have comparativity, and is compared by absolute activity and relative activity to different individuals
Obtain its periodic law.
The active calculation method of bivalve shellfish biological life of the invention is united by the displacement data to bivalve shellfish biology
The monitoring data of several Bivalve biologies are converted to corresponding tendency chart by the series of computation such as meter, summation and Fourier's variation,
Can simple, intuitive judge its vital activity, to based on bivalve shellfish biology establish aqueous bio toxicity assessment provide technical support.
Detailed description of the invention
Fig. 1 is the opposite vital activity curve of the embodiment of the present invention 1；
Fig. 2 is that trend peak poor to vital activity after life activity curve progress Fourier transformation in embodiment 1 is illustrated
Figure；
Fig. 3 is that the good trend peak of vital activity is illustrated after carrying out Fourier transformation to life activity curve in embodiment 2
Figure.
Specific embodiment
The active calculation method of bivalve shellfish biological life of the invention is made with reference to the accompanying drawings and examples further
It is described in detail.
1 bivalve shellfish biological life activity calculation method of embodiment, it is described that specific step is as follows:
(1) sampling period is set
Bivalve shellfish biology selects Jiaozhou Bay's feature benthon-Mytilus galloprovincialis as monitoring object, and monitoring object is at 5
In different growing stages, there are the mussel of obvious individual difference, monitoring frequency is that every 15s acquires a data, is adopted for one within 1 minute
The sample period can get four data, and monitoring time is 15 seconds 25 minutes, and during this period of time each mussel individual can collect
101 data finally obtain 5 groups of 101 data.
(2) biological data is obtained
Opening and closing range data in Mytilus galloprovincialis bivalve is obtained by corresponding biosensor, and acquired data are shown in Table 1.
Table 1 is to 5 Mytilus galloprovincialis with the double shell distance data of 15 seconds/time of frequency collection
(3) change in displacement is calculated
Calculate separately all change in displacement of each mussel within a sampling period, i.e. Δ xij=| xj-xi|.This implementation
In example, in monitoring time 15 seconds 25 minutes, 5 groups of 100 absolute displacement delta datas are obtained altogether, are shown in Table 2.
Change in displacement data of 25 Mytilus galloprovincialis of table in monitoring time 15 seconds 25 minutes
(4) absolute life activity is calculated
Read group total is carried out to the absolute displacement variation of 5 Mytilus galloprovincialis individuals in 1 minute, i.e., shares 5 groups of numbers in 1 minute
According to, every group of 4 absolute displacement delta datas, totally 20 data, to this 20 data summations, then to the value after summation divided by
20, processing is averaged, absolute life activity A can be obtainedabc.It is shown in Table 3.
Aabc=∑ Δ xij/(M·n)
3 100, table absolute life activity AabcValue
(5) minimum and maximum absolute activity is calculated
By statistical analysis, take a minimum average B configuration activity as minimum activity A 100 groups of data in table 3abcMIN,
I.e. 0.021845, take a maximum mean activity as maximum absolute activity AabcMAX, i.e., 0.021985.
It should be noted that due to the continuity of monitoring time, when the difference of the monitoring time beginning and end of selection,
In the identical period, 100 groups of absolute life activity AabcMinimum absolute activity A in dataabcMIN and maximum absolute activity
AabcThe value of MAX is not unique.Such as: share 500 groups of absolute life activity AabcData, from moment T1To moment TmBetween,
Minimum absolute activity A in 100 absolute activitiesabcMIN is a；From moment T2To moment T(m+1)Between, in 100 absolute activities
Minimum absolute activity AabcMIN is b, then a and b can be identical, it can not also be identical.
(6) opposite vital activity is calculated
Each absolute activity A being calculated in step 4abcWith minimum absolute activity AabcThe difference of MIN, with maximum
Absolute activity AabcMAX and minimum absolute activity AabcDifference compares to get it is arrived with respect to vital activity A between MINRelatively:
It is shown in Table 4.
The opposite vital activity data that table 4 is calculated
(7) opposite vital activity curve is drawn
Using the time as abscissa, using the data in table 4 as ordinate, curve as shown in Figure 1 is can be obtained in mapping.
(8) Fourier transformation being carried out to obtained opposite vital activity curve, take its inverse, then its abscissa is frequency,
Corresponding ordinate is then cycle-active.Sentenced according to vital activity of the cycle-active obtained to bivalve shellfish biology
It is disconnected: the vital activity of good periodicity i.e. preferably can be presented；And can not obtain maximum value and preferable week cannot be presented
Phase property；It is then bad vital activity, as shown in Figure 2.There is not maximum value in the trend peak of being formed by, can determine that the group biology is raw
Life activity is poor, therefore water quality has the tendency that deterioration.
Embodiment 2 carries out continuous monitoring in 15 seconds 125 minutes to 5 bions, often according to step 1-6 in embodiment 1
A bion obtains corresponding 500 displacement datas, calculates absolute life activity and opposite vital activity, with the time for horizontal seat
Mark makees curve by ordinate of opposite vital activity, and carries out Fourier's variation to obtained curve, as shown in figure 3, the data
The vital activity of good periodicity i.e. preferably is presented, shows that ecological environment locating for bion is good.
Claims (5)
1. a kind of active calculation method of bivalve shellfish biological life, which is characterized in that steps are as follows:
(1) in time t, M bivalve shellfish biology bivalve opening and closing are acquired according to certain sampling period by biosensor
Range data；In each period, the sample frequency of single bivalve shellfish is tj-i, tiMoment acquires a data, tjMoment adopts
Collect data next time, number of samples n；
(2) the change in displacement value Δ x between bivalve is calculatedij, wherein Δ xij=| xj-xi|；In each sampling period, displacement becomes
Change Δ xijTotal quantity be Mn；
(3) to the Mn bivalve change in displacement Δ x obtained in each sampling periodijIt averages, obtains absolute life activity
AabcN number of absolute life activity A is obtained in value, all sampling periodsabcValue；
(4) to N number of absolute life activity AabcIt is worth for statistical analysis, the minimum absolute activity A in acquisition time tabcMIN and most
Big absolute activity AabcMAX；
(5) the opposite vital activity A of bivalve shellfish biology is calculatedRelatively；Draw opposite vital activity curve；
(6) Fourier transformation is carried out to obtained curve, obtains cycle-active；Bivalve shellfish biology is judged according to cycle-active
Vital activity.
2. the active calculation method of bivalve shellfish biological life according to claim 1, which is characterized in that in step (3),
The absolute life activity AabcCalculation formula are as follows:
Aabc=∑ Δ xij/(M·n)。
3. the active calculation method of bivalve shellfish biological life according to claim 2, which is characterized in that in step (5),
The opposite vital activity ARelativelyCalculation formula are as follows:
。
4. the active calculation method of bivalve shellfish biological life according to claim 3, which is characterized in that in step (6),
Fourier's variation, its calculation formula is:
Wherein, f is frequency,T is the time.
5. the active calculation method of bivalve shellfish biological life according to claim 1-4, which is characterized in that step
Suddenly in (6), the vital activity of good periodicity i.e. preferably is presented, and can not obtain maximum value and cannot present preferable
It periodically, then is bad vital activity.
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Cited By (1)
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| CN111189431A (en) * | 2019-11-05 | 2020-05-22 | 山东职业学院 | Shellfish opening angle measuring method based on inclination angle calculation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111189431A (en) * | 2019-11-05 | 2020-05-22 | 山东职业学院 | Shellfish opening angle measuring method based on inclination angle calculation |
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