Examples of convergent

Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0
Convergent domestication of cereal crops by independent mutations at corresponding genetic loci.
Manipulation of a mollusc by a trophically transmitted parasite : convergent evolution or phylogenetic inheritance?
We conjecture that the phenomenon of convergent evolution can be extended to the cosmic level.
Secondly, it needs to be set in the context of other complex biological structures, such as eusociality or insect agriculture, which are also convergent.
The interstellar medium provides yet another illustration of convergent phenomena that occur at a cosmic level.
Figure 2a shows a simplified scheme of the stereo vision system with convergent cameras.
Thus, we have to assume convergent evolution for the two types of polymerases.
Thus, in a remarkable example of convergent evolution, different organisms have evolved different strategies for maintaining superhelical homeostasis commensurate with their particular physiologies.
Convergent evidence indicates that the protofibrils themselves could compromise proteasomal degradation.
Neither of these mechanisms would give rise to convergent evolution, making recombination a more likely explanation.
Both convergent and discriminant validity have also been demonstrated.
The next proposition gives a useful characterisation of the property of co-reflecting convergent sequences.
There is another way of viewing convergent sequences.
The exponential function exp is defined by the usual convergent series.
Depending on whether the mapping is modal or non-modal, or is convergent, one-to-one, or divergent, six possible mapping types exist.
Both fixed-point iteration and time iteration are only linearly convergent.
We should recall that the spectral expansion for (2.1) in [8] is only conditionally convergent.
The first condition in (4.5) is satisfied by all plausible difference schemes; it is the second condition that distinguishes uniformly convergent schemes.
In the projection approach, (1a) and (1b) are two different arrays of terminals that are mapped on different, convergent projections.
The target article brings together a variety of interesting studies the authors believe to be convergent.
Since the 1980s, much effort has been made to understand the geodynamic evolution of mountain belts, from the convergent phase to their final collapse.
We investigate the asymptotic structures of those localized solutions by looking at the local form of (2.10) near the convergent flow-stagnation regions.
The flow will have a convergent front, whose radius reduces as the fluid spreads, and that will finally collapse at the origin.
Thus, a convergent area-preserving change of variables (2) from (1) into (4) has been found.
Evaluating convergent and discriminant validity of temperament questionnaires for preschoolers, toddlers, and infants.
Ultimately, these varied ways of studying and thinking about research problems can only benefit our quest for convergent validity.
Convergent validity with parent report and 4-month stability was substantial.
The topic prompted divergent individual responses rather than a convergent collective endeavor, even among the supporters of the interests of natural science.
The convergent path will be cyclical if two of the three eigenvalues with negative real parts are complex conjugates.
Globally convergent method for computing the electron-density of a par tially ionized plasma.
Convergent shock-tube mix experiments era will be directly propor tional to the seeding concentration and hence the dense gas concentration.
His conceit, in this essay, is that of convergent evolution, whereby different species develop in similar ways in response to similar environmental pressures.
The predicted patterns of occurrence of convergent and divergent species pairs in the three habitat patterns differ.
Comparing equations (27) and (28), it is easy to see that the least-square estimator has a faster convergent rate than the gradient estimator.
Although there was evidence to support convergent and discriminant validity, the convergent correlations between similar patient- and surgeon-rated constructs were fairly weak.
Table 2 shows the correlation coefficients for the convergent and discriminant analysis.
We use two approaches to evaluate construct and convergent validity.
We have therefore investigated the functional organization of area 17 in adult cats with a surgically induced convergent squint angle.
Underdetermination of the construction space may result in partial indeterminacy in convergent structures.
Negative results occurred when the material was unimportant to the subject, or already structured, or required convergent thinking.
By increasing a distance between resonator mirrors, an output beam was made slightly convergent.
Domesticated pragmatism is therefore a doctrine of building, through informed trial and error, convergent improvement and self-improvement in science and politics.
Mathematicians learned how to build a continuous manifold out of "real numbers," defined as infinite convergent sequences of rational (and ultimately natural) numbers.
Cells receiving convergent auditory and somatosensory inputs and cells antidromically activated by amygdala stimulation.
Hence, this method also has a complex convergent trajectory.
By placing the closed loop poles in the appropriate left half-plane, simpler convergent trajectory can then be obtained.
The multitrait-multimethod matrix and extreme group comparisons provided a clear convergent and discriminant evidence of the cross-sectional construct validity of the instruments.
The specified structures should neither be in the convergent nor in the divergent sound field.
Having convergent behaviour from different mammals in different tropical countries also suggests that scatter-hoarders probably play an important ecological role in all tropical rain forests.
The similarity in behaviour among such divergent groups highlights the convergent nature of scatter-hoarding behaviour and its importance to terrestrial frugivores and granivores.
The fixed point can be divergent or convergent.
We deal here therefore with a typical case of a non-convergent interference (anchored by a relative distinction).
Here, the selective pressures for efficient maintenance of high-speed propulsion appear to be responsible for the convergent evolution of caudal fins of high aspect ratio.
If features are not checked, the derivation crashes; if they mismatch, the derivation is canceled (that is, a different convergent derivation may not be constructed).
Be that as it may, it is nonetheless interesting to study the question of when compactly supported radial functions give nonsingular and convergent interpolation schemes.
Note that the quality and confidence variables are convergent, and frequency is a divergent element.
Series expansions (convergent or asymptotic) are important, but usually the parameter domain cannot be completely covered by convergent or asymptotic series.
Nonetheless, there has recently been growing concern over the convergent validity of phoneme awareness tasks and the nature of the underlying construct that is tested.
In fact, 24 :17 is a very good rational convergent for -fi: 1 since 242 = 576, 2.172 = 578.
The sequences (5.5) turn out to be fast convergent.
The notion of convergent drift has strong teleological overtones, and its ontological status is dubious.
Caspase-3 activation therefore appears to be a convergent event in the induction o f apoptosis by a variety of death stimuli.
Let be a non-convergent series with ai 0, ai 1 for all i, and having a bounded sequence of partial sums.
The sum of integrals, (4.16), is convergent for this spectrum.
A cubically convergent, local-iteration scheme may then be used to refine the accuracy of selected eigenvalues.
A convergent method of solution by orthogonal expansion is developed in $3.
They required 80 terms for satisfactory convergent results.
Convergent transformations into a normal form as required in (128).
Namely, it may happen, for example, that no transformation of the given convergent mapping f in (8)-(11) with (29) converges into a normal form.
With the two lemmata above we are now in a position to construct a convergent areapreserving change of variables (2) transforming (1) into (4).
Theoretically, the series expansion given in (2.7)should be convergent for all values of cumulants.
Patterned area indicates morphological instability and corresponds to convergent flow-stagnation regions near the crystal plane.
The imposed flows convect inhomogeneities to convergent flow-stagnation regions and promote instability locally.
119 geographical distance among populations support the hypothesis of convergent selection for these traits.
Another byword here is "irreversibility" because lurking somewhere behind convergent outcomes are footprints leading back along different paths to different origins.
I suggest here ways in which disciplines with a convergent interest in cooperation might fruitfully interact, with an emphasis on theoretical modelling.
The product of the interplay of convergent and divergent thinking was assumed to satisfy the requirements of creativity.
Temporal reliability and convergent validity of the rating-scale and the peernomination sociometric measures among preschool and kindergarten children.
However, sensory pathways are convergent and divergent at each level as well, as is necessary to interpret multimodal and conflicting information.
At present, it is unclear whether all these similarities reflect homoplasy (convergent evolution) or homology (shared evolutionary ancestry).
Convergent measurement of this summary construct is given by resistance to change (strength) in multiple schedules and by preference (attractiveness or value) in concurrent chains.
Finally, we attempted to replicate our previous finding of convergent validity between parent report and child performance.
The apparent optionality of scrambling is reduced to the nature of the antifocus trigger, which has the ability of allowing two convergent derivations.
Even if modes overlap or are convergent in particular practices, that does not mean the modes are identical or reducible to each other.
Fifty-nine quartzite side flakes are divergent and eight convergent.
Both convergent and divergent flakes are present and the whole series tends to be irregular.
One might expect this because convergent evolution would lead to similar mechanisms to carry out similar functions.
Cycles can be introduced into the dawg if the divergent and convergent node numbers are equal.
However, the results of the convergent validity of our laboratory measures should be considered first.
We summarize below convergent conclusions in this regard from multiple domains of science.
A convergent-divergent approach to context processing, general intellectual functioning and the genetic liability to schizophrenia.
Once cognate developments are eliminated, lexical correspondences between two languages are far less likely to be due to convergent processes than syntactic correspondences.
By translating these functions so that the transitions all occur in a compact interval, we obtain a convergent minimizing sequence.
If this is indeed what happens, the two nominals in the last line of the transcript extract in are gender-convergent after all.
In the first part we construct a convergent but not necessarily area-preserving transformation from into.
Each pattern is broadcast through the brain by divergent-convergent axon projections.
In a sense, the density theorem says that any convergent method must be ultimately exhaustive, though it may delay the detailed exploration of unpromising regions.
A global optimization method based on local information only is called convergent if it satisfies the hypothesis of this density theorem.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.