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Difference between the dilation and the erosion of a given image
In mathematical morphology and digital image processing, a morphological gradient is the difference between the dilation and the erosion of a given image
Morphological_gradient
Theory and technique for handling geometrical structures
functions, this generalization yielded new operators, such as morphological gradients, top-hat transform and the Watershed (MM's main segmentation approach)
Mathematical_morphology
to these gradients; as a result of a change in an environmental gradient, factors such as species abundance, population density, morphology, primary productivity
Environmental_gradient
Species of plant
plants with both narrow and broad leaves growing together in a morphological gradient, resembling the species in the central mountainous region. Philodendron
Philodendron_spiritus-sancti
Pulse sequence during a medical test
imaging (MRI) is a particular setting of pulse sequences and pulsed field gradients, resulting in a particular image appearance. A multiparametric MRI is
MRI_pulse_sequence
Turbulent layer of water that washes ashore after a wave breaks
is largely governed by the beachface gradient. Longshore drift by swash occurs either due to beach cusp morphology or due to oblique incoming waves causing
Swash
Species of squid
subulata may be conspecific and that they are the extreme ends of a morphological gradient. In which case the name Alloteuthis media applied by Carl Linnaeus
Alloteuthis_media
Image edge detection algorithm
the gradient image is: Compare the edge strength of the current pixel with the edge strength of the pixel in the positive and negative gradient directions
Canny_edge_detector
density centrifugation (also isopycnic centrifugation or equilibrium density-gradient centrifugation) uses the concept of buoyancy to separate molecules in solution
Buoyant density centrifugation
Buoyant_density_centrifugation
Image processing method
of gradients instead of strength of gradients. After applying a dramatically small threshold (i.e. 5), a binary image is obtained. The morphological opening
Edge_detection
In linguistics, conformity with grammar
whether a particular word, phrase, or clause is well-formed. This problem of gradient well-formedness, uncertainty about the well-formedness of a particular
Well-formedness
Transformation defined on a grayscale image
separated objects. Relief of the gradient magnitude Gradient magnitude image Watershed of the gradient Watershed of the gradient (relief) In geology, a watershed
Watershed_(image_processing)
Genus of lichens
are fully supported by the lichen tissue (Corella + Cora). This morphological gradient is tightly correlated with phylogeny: thalli become progressively
Dictyonema
water-flow gradient as either low gradient channels for streams or rivers with less than two percent (2%) flow gradient, or high gradient channels for
Channel_types
Medical imaging technique
inside the body. MRI scanners use strong magnetic fields, magnetic field gradients, and radio waves to form images of the organs in the body. MRI does not
Magnetic_resonance_imaging
the gradient used and can display gradient or graded transitions. A wide range of methods can be used to create these gradients including gradients in
Mechanically gradient polymers
Mechanically_gradient_polymers
Study of viruses
salts that form a density gradient, from low to high, in the tube during the centrifugation. In some cases, preformed gradients are used where solutions
Virology
Method of casting in manufacturing
freezing point of the suspension is below the temperature gradient in the solution and morphological instabilities can occur. For situations where the particle
Freeze-casting
Scientific instruments
Optical tweezers (originally called single-beam gradient force trap) are scientific instruments that use a highly focused laser beam to hold and move microscopic
Optical_tweezers
Form and structure of a phylum
for morphological plasticity and pleomorphism in more complex bacteria, however, is slowly being elucidated as well. Despite their morphological complexity
Cyanobacterial_morphology
Set of morphological features common to members of a phylum of animals
body plan, Bauplan (pl. German: Baupläne), or ground plan is a set of morphological features common to many members of a phylum of animals. The vertebrates
Body_plan
One-dimensional approximation to a shape
as well as continuous sets. Using morphological operators (See Morphological skeleton) Supplementing morphological operators with shape based pruning
Topological_skeleton
Enzyme
concentration, imparting energy for the synthesis of ATP. This electrochemical gradient is generated by the electron transport chain and allows cells to store
ATP_synthase
Comparison of organism developmental processes
many adverse consequences which natural selection would oppose. New morphological features and ultimately new species are produced by variations in the
Evolutionary developmental biology
Evolutionary_developmental_biology
Abnormal build-up of fluid in the abdomen
albumin gradient (SAAG) is probably a better discriminant than older measures (transudate versus exudate) for the causes of ascites. A high gradient (> 1
Ascites
Gradual variation of the characteristics of a species along its territory
In biology, a cline is a measurable gradient in a single characteristic (or biological trait) of a species across its geographical range. Clines usually
Cline_(biology)
Type of cell structure in several groups of organisms
transcription factors Bicoid and Nanos. Bicoid protein is expressed in a gradient that extends from the anterior end of the early embryo, whereas Nanos protein
Coenocyte
Family of wasps
ichneumonids was traditionally considered an exception to the common latitudinal gradient in species diversity, since the family was thought to be at its most species-rich
Ichneumonidae
Single-celled alga with a silica cell wall
sensitive to global temperature, particularly to the equator-pole temperature gradient. Warmer oceans, particularly warmer polar regions, have in the past been
Diatom
Body part of cephalopods
base, a gradient that results from differing chemical composition. In hydrated beaks of the Humboldt squid (Dosidicus gigas) this stiffness gradient spans
Cephalopod_beak
Mass of fat found in all toothed whales
cetologists. The varying composition of the melon creates a sound velocity gradient that refracts sound directionally. Sounds also bounce off the skull and
Melon_(cetacean)
Domain of microorganisms
by the energy released by the transfer of ions down an electrochemical gradient across the cell membrane. Fimbriae (sometimes called "attachment pili")
Bacteria
River that runs through mountains
velocity, insignificant depth and frequent rapids and waterfalls. The stream gradient of a mountain river is normally significantly greater than typical rivers
Mountain_river
Computer vision framework
with gradient angle θ = arctan ( C y C x ) , {\displaystyle \theta =\arctan \left({\frac {C_{y}}{C_{x}}}\right),} unit vectors along the gradient direction
Active_contour_model
beyond the realm of biology. McKennoch et al. (2008) derived a steepest gradient descent learning rule based on theta neuron dynamics. Their model is based
Theta_model
Species of deep sea octopus
distribution is influenced by oceanographic features such as temperature gradients and water currents. The octopus undergoes diel vertical migration (DVM)
Japetella_diaphana
Nematode worm, plant disease, many hosts
result of parasitism. M. incognita can move along shallower temperature gradients (0.001 °C/cm) than any other known organism, an example of thermotaxis
Meloidogyne_incognita
CSF Flow MRI overview, methodology, and application
bipolar gradient. A bipolar gradient has equal positive and negative magnitudes that are applied for the same time duration. The bipolar gradient in PC-MRI
Cerebrospinal_fluid_flow_MRI
Rivers of liquid methane and ethane on Saturn's moon Titan
which both originate in mountains, the Saraswati Flumen has a much flatter gradient. The Saraswati Flumen is unlike most rivers on Titan including the more
Saraswati_Flumen
Trait change of an organism in response to environmental variation
plasticity encompasses all types of environmentally induced changes (e.g. morphological, physiological, behavioural, phenological) that may or may not be permanent
Phenotypic_plasticity
Economic and social measure of a person's affluence and/or influence
phenomenon is often called the "SES Gradient" or according to the World Health Organisation the "Social Gradient". Lower socioeconomic status has been
Socioeconomic_status
Virus that infects bacteria
head-tail viruses, and they are often sorted into three types based on tail morphology: podoviruses (short tail), myoviruses (long, contractile tail), and siphoviruses
Bacteriophage
Family of birds
implies that morphological traits of hummingbirds, such as bill length, bill curvature, and body mass, are correlated with morphological traits of plants
Hummingbird
Pattern formation of bacteria colony shapes
DBM growth [5] A complete morphological diagram can then be drawn by varying growth conditions. [6] These different morphologies can be obtained from a reaction-diffusion
Bacterial_patterns
Structuring text as input to generative artificial intelligence
searched directly by gradient descent to maximize the log-likelihood on outputs. An earlier result uses the same idea of gradient descent search, but is
Prompt_engineering
Plants able to survive in an environment with little liquid water
their metabolic activity may effectively shut down. Plants with such morphological and physiological adaptations are said to be xeromorphic. Xerophytes
Xerophyte
Developmental biology concept
localized biochemical signals − called field − leading to the genesis of morphological structures: tissues, organs, or parts of an organism. The spatial and
Morphogenetic_field
Spiral-shaped regions of enhanced brightness within the galactic disc in spiral galaxies
clouds. The appearance of spiral arms is one of the criteria for galaxy morphological classification. For example, in Hubble's classification scheme, spiral
Spiral_arm
Seismic fault in China
6500 m over a horizontal distance of less than 50 km. Regional topographic gradients typically exceed 10% along this mountain front and rival any other margin
Longmenshan_Fault
Structure produced by fungi
precisely understood. Mathematical models suggest that some fields or gradients of signalling chemicals, parallel to the cord axis, may be involved. Rhizomorphs
Mycelial_cord
Analysis of terrain
statistical and image processing techniques that can be used to quantify morphological, hydrological, ecological and other aspects of a land surface. Common
Geomorphometry
Milkweed butterfly in the family Nymphalidae
combined mitochondrial DNA and nuclear DNA sequence information with morphological data, they concluded that the earlier classification was unsustainable
Monarch_butterfly
Landform with a distinctly conical shape
Typically, however, they have a circular base and smooth sides with a gradient of up to 30°. Such conical mountains are found in all volcanically-formed
Conical_hill
Narrow body of water
a difference between low gradient streams (less than a couple of percent in gradient or slightly sloped) and high gradient streams (steeply sloped).
Channel_(geography)
Direct extension and penetration by cancer cells into neighboring tissues
surrounding tissues. Either pattern of cell migration exhibits distinct morphological features and is governed by specific biochemical and molecular genetic
Invasion_(cancer)
Reproductive structure in flowering plants
Hang (2022). "Global analysis of floral longevity reveals latitudinal gradients and biotic and abiotic correlates". New Phytologist. 235 (5): 2054–2065
Flower
Set of varieties of Spanish language
Canary Islands. From a phonological standpoint, there is a north-south gradient contrasting conservative and innovative pronunciation patterns. The former
Peninsular_Spanish
Integrated circuit technology
and electronic engineering to develop systems that emulate the brain’s morphology and computational strategies. Neuromorphic systems aim to enhance energy
Neuromorphic_computing
Large brown seaweeds in the order Laminariales
levels of morphological homoplasy between lineages. This in fact has made classifying brown algae difficult. Kelp often have similar morphological features
Kelp
Volume rendering technique
appearance. Optimization algorithm: Optimizing the parameters using stochastic gradient descent to minimize a loss function combining L1 loss and D-SSIM, inspired
Gaussian_splatting
Earth's most severe extinction event
low. Post-PTME faunas had a flat, insignificant latitudinal diversity gradient. The speed of recovery from the extinction is disputed. Some scientists
Permian–Triassic extinction event
Permian–Triassic_extinction_event
3D reconstruction technique
between the predicted image and the original image can be minimized with gradient descent over multiple viewpoints, encouraging the MLP to develop a coherent
Neural_radiance_field
Lowering the temperature of a liquid below its freezing point without it becoming a solid
when the liquidus temperature gradient at the interface (the position x=0) is larger than the imposed temperature gradient: ∂ T L ∂ x | x = 0 > ∂ T ∂ x
Supercooling
Morphological system
classifier constructions, also known as classifier predicates, are a morphological system expressing events and states. They use handshape classifiers
Classifier constructions in sign languages
Classifier_constructions_in_sign_languages
Species of grass commonly known as reed
eventually help disperse the minute seeds. Recent studies have characterized morphological distinctions between the introduced and native stands of Phragmites
Phragmites_australis
U-shaped lake or pool left by an ancient river meander
move fast enough to balance the pressure gradient laterally across the river. It responds to this pressure gradient, and its velocity is partly downstream
Oxbow_lake
Valve in the human heart between the left ventricle and the aorta
the valve and larger pressure gradients. Diagnosis of aortic stenosis is contingent upon quantification of this gradient. This condition also results in
Aortic_valve
Family of large seabirds
genetically and through morphological characteristics, size, their legs, and the arrangement of their nasal tubes (see below: Morphology and flight). Within
Albatross
Study of how organisms develop and grow
the dynamics guiding the development and evolution of a biological morphological form. Cell differentiation is the process whereby different functional
Developmental_biology
Process by which structures originate and mature as a plant grows
evolved independently and that causes a developmental constraint limiting morphological diversification. According to plant physiologist A. Carl Leopold, the
Plant_development
Species of bacteria from Desulfobulbaceae family
plants and are present in the rhizosphere. Their distribution ranges a gradient of salinities; they are present in freshwater, saltwater lakes, and marine
Cable_bacteria
Substance composed of macromolecules with repeating structural units
copolymers, alternating copolymers, block copolymers, graft copolymers or gradient copolymers. In the schematic figure below, Ⓐ and Ⓑ symbolize the two repeat
Polymer
Species of bird
of hovering hummingbird flight along simulated and natural elevational gradients". Journal of Experimental Biology. 206 (18): 3139–47. Bibcode:2003JExpB
Bar-headed_goose
Genus of cnidarians
of foot gradients. The evidence for these gradients was shown in the early 1900s with grafting experiments. The inhibitors for both gradients have shown
Hydra_(genus)
Controversy centering on concerns about the biomedical significance of bisphenol A (BPA)
(September 2012). "Risk-Based Green Screen Assessment of Bisphenol A" (PDF). Gradient Corp. Archived from the original (PDF) on 16 February 2017. Retrieved 31
Health_effects_of_Bisphenol_A
Process by which gases diffuse through a biological membrane
an electron acceptor. Diffusion only takes place with a concentration gradient. Gases will flow from a high concentration to a low concentration. A high
Gas_exchange
1925 tornado in Missouri, Illinois and Indiana, U.S.
compared to many other outbreak setups, but the pressure gradient was strong, which induced strong gradient winds and significant advection in the warm sector
1925_Tri-State_tornado
Fluid-filled space between the lungs
enable lubrication between the membranes, and also to create a pressure gradient. The serous membrane that covers the surface of the lung is the visceral
Pleural_cavity
Species of bird
h. montanus and J. h. oreganus. These subspecies formed a latitudinal gradient, where subspecies bleed into each other and decrease or increase in a number
Dark-eyed_junco
Eukaryotes other than animals, plants or fungi
protists coupled with morphological and ecological comparisons. LECA is widely hypothesized as having a typical excavate morphology, with two flagella and
Protist
Extinct class of sponges
Flow tank experiments suggest that archaeocyathan morphology allowed them to exploit flow gradients, either by passively pumping water through the skeleton
Archaeocyatha
Species of brachiopod
which are also composed of calcite, can rotate against their orientation gradient which strengthens the overall shell structure. The composition and overall
Terebratalia_transversa
Species of owl
Stan; Marzluff, John M. (2014). "Raptor Presence Along an Urban–Wildland Gradient: Influences of Prey Abundance and Land Cover". Journal of Raptor Research
Great_horned_owl
Fungus-plant symbiotic association
Andy F.S.; Johnson, David (2023). "Maintenance of host specialisation gradients in ectomycorrhizal symbionts". New Phytologist. 242 (4): 1426–1435. doi:10
Mycorrhiza
Genus of heterokont algae
Řezáčová-Škaloudová, M. (2010). "Morphological plasticity of silica scales of Synura echinulata (Synurophyceae) in crossed gradients of light and temperature
Synura
Species of butterfly in the family Nymphalidae
subspecies. The existence of these subspecies is due to variation in morphology down a gradient corresponding to a geographic cline. The background of the wings
Speckled_wood_(butterfly)
Silt deposition landform at the mouth of a river
the gradient of the river channel becomes lower because the river channel is longer but has the same change in elevation (see slope). As the gradient of
River_delta
Speciation within a population where subpopulations are reproductively isolated
Speciation categorise these forms into three groups: clinal (environmental gradients), "stepping-stone" (discrete populations), and stasipatric speciation
Parapatric_speciation
Species of butterfly
length of 40-44 mm, and its wings appear to have a white to dark brown gradient moving inward towards the body. The underside of the wings is quite similar
Crow_tiger
Species of great ape
Hypothesis). Importantly, spontaneous affiliation followed the empathic gradient described for humans, being mostly offered to kin, then friends, then acquaintances
Bonobo
Class of extinct, Paleozoic arthropods
animals comprising c. 5,000 genera, the morphology and description of trilobites can be complex. Despite morphological complexity and an unclear position within
Trilobite
Extinct genus of mammals
Hipparion experienced population decline and extinction down a North to South gradient, as did many other Miocene vertebrates. This trend is believed to be due
Hipparion
Warm-blooded animals with wings and feathers
ISBN 0-19-850125-0. Weir, Jason T.; Schluter, D (2007). "The Latitudinal Gradient in Recent Speciation and Extinction Rates of Birds and Mammals". Science
Bird
Species of worm
chemorepulsion of Strongyloides stercoralis infective larvae on a sodium chloride gradient is mediated by amphidial neuron pairs ASE and ASH, respectively". Veterinary
Strongyloides_stercoralis
Types of plain
Arguably the most important determinants are those of stream power and stream gradient. Rivers with a course that drops rapidly in elevation will have faster
Upland_and_lowland
Major climatic change and biotic turnover during the Triassic
and Asia do today for the Indian Ocean, maintaining a strong pressure gradient between the ocean and continent, and thus generating a monsoon. Summer
Carnian_pluvial_episode
Non-linear optical process
electromagnetic wave characterized by an initial transverse intensity gradient, as in a laser beam. The peak intensity of the self-focused region keeps
Self-focusing
Non-penetrative symbiotic association between a fungus and the roots of a vascular plant
diversity increases towards the equator. This is called the latitudinal gradient of diversity (LGD). In contrast, there is evidence that EcM fungi may be
Ectomycorrhiza
Species of South American mammal (Lontra felina)
in 1987 proposed the following phenogram of the lutrinae, based on morphological data. Jong's proposed phenogram implied that the marine otter descended
Marine_otter
Plant in the Erythroxylaceae family
the crop's spread in those countries. The latitudinal and altitudinal gradients of these countries are especially analogous to the altitudinal diversity
Coca
MORPHOLOGICAL GRADIENT
MORPHOLOGICAL GRADIENT
MORPHOLOGICAL GRADIENT
MORPHOLOGICAL GRADIENT
Boy/Male
Hindu
Lord Murugan
Biblical
a flock
Boy/Male
Tamil
Brijendra | பà¯à®°à®¿à®œà¯‡à®¨à¯à®¤à¯à®°Â
Lord of Brij, Krishna
Boy/Male
American, Australian
Little Son
Boy/Male
Sikh
To whom salutation is given
Boy/Male
Indian, Punjabi, Sikh
Gracious Glance of the True One
Boy/Male
Tamil
Satisfied
Boy/Male
English
Derived from Mary 'Bitter.' Mary was the biblical mother of Christ. Names like Dolores and...
Boy/Male
British, English
Shad Fish
Girl/Female
Australian, German, Hebrew, Italian
Of the Race of Women; White Wave; God is Gracious
MORPHOLOGICAL GRADIENT
MORPHOLOGICAL GRADIENT
MORPHOLOGICAL GRADIENT
MORPHOLOGICAL GRADIENT
MORPHOLOGICAL GRADIENT
a.
Of, pertaining to, or according to, the principles of morphology.
a.
Adapted for walking, as the feet of certain birds.
n.
The rate of increase or decrease of a variable magnitude, or the curve which represents it; as, a thermometric gradient.
n.
A general name for the history of the steps by which any living organism has acquired the morphological and physiological characters which distinguish it; a gradual unfolding of successive phases of growth or development.
n.
The rate of regular or graded ascent or descent in a road; grade.
n.
An inclined plane; an ascent o/ descent; a grade or gradient; a slope.
a.
Moving by steps; walking; as, gradient automata.
p. pr.
The physiological individual, characterized by definiteness and independence of function, in distinction from the morphological individual or morphon.
n.
A graded ascending, descending, or level portion of a road; a gradient.
v. t.
Making a large angle with the plane of the horizon; ascending or descending rapidly with respect to a horizontal line or a level; precipitous; as, a steep hill or mountain; a steep roof; a steep ascent; a steep declivity; a steep barometric gradient.
n.
The division of that which is morphologically one organ into two or more, as the division of an organ of a plant into a pair or cluster.
n.
The rate of ascent or descent; gradient; deviation from a level surface to an inclined plane; -- usually stated as so many feet per mile, or as one foot rise or fall in so many of horizontal distance; as, a heavy grade; a grade of twenty feet per mile, or of 1 in 264.
a.
A morphological term signifying development, in the case of multicellular organisms, from the same unit deme or unit of the inferior orders of individuality.
a.
Alt. of Morphological
n.
A morphological individual, characterized by definiteness of form bion, a physiological individual. See Tectology.
n.
A morphological unit, consisting of two or more plastids, which does not possess the positive character of the person or stock, in distinction from the physiological organ or biorgan. See Morphon.
a.
Belonging to the same category of individuality; -- a morphological term applied to organisms so related.
a.
Rising or descending by regular degrees of inclination; as, the gradient line of a railroad.
n.
A part of a road which slopes upward or downward; a portion of a way not level; a grade.
a.
Connected with, or becoming an integral part of, a living unit or of the morphological framework; as, morphotic, or tissue, proteids.