Where can I find a dataset for kidney stones images (CT or ultrasound)?

I want to apply neural network on kidney stones images (whether its CT images or ultrasound) to determine whether the kidney has stones or not.

02 January 2021 9,938 3 View

Do you agree with Deconstructivist Architecture as a means for creativity? why?

Deconstructivist in architecture presented the new system of irregular geometries and the end of perfect and the beginning of imperfection. can you present any justifications for its creativity?

07 August 2019 3,437 3 View

How can the designer achieve complexity in creating architectural form in order to get the meaning of ambiguity?

The book of complexity and contradiction in architecture by Robert Venturi focused on the complexity in architecture, but I could not find the rules or procedures to implement such complexity in...

06 July 2019 7,093 4 View

What is the application of fine arts to design studio, in relation to architectural concept and representation?

The fine arts influenced architectural design in different methods during history. However, the application of such practice to concept of current architectural design has still without frame....

06 July 2019 4,178 15 View

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06 July 2019 6,314 1 View

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Regarding the theory of type and typology in architecture, architects and schools have different points of view. For example between new realism architecture of British architect Robert Venturi,...

06 July 2019 1,038 15 View

Does anyone want to work with me on a PV panels-roof thermal performance research?

Goals - how much heat is radiated and "convected" from a concrete surface to installed solar PV panels - how the distance ( height ) affect the heat transfer from surface to solar panels - ground...

04 May 2018 2,302 5 View

How come the scientific publishing websites allowed the "sci-hub" trick to download freely?

is it legal or they never heard about it

08 September 2017 4,940 0 View

How much information can a photon carry?

Regardless of technological limitations, and regardless of the receiver's ability to extract this information. Is there a maximum limit on how much information can be encoded in a photon ? Thank...

29 June 2016 3,343 13 View

How much information can a photon carry?

Regardless of technological limitations, and regardless of the receiver's ability to extract this information. Is there a maximum limit on how much information can be encoded in a photon ? Thank...

05 June 2016 5,428 14 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 5 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

Is there a powerful system for the security of the systems distributed on IoT systems?

Is there a powerful system for the security of the systems distributed on IoT systems?

02 March 2021 3,858 10 View

How Relativistic effects is one reason for lanthanide contraction?

The Lanthanide contraction which is the decrease in ionic radii of the elements in the lanthanide series from atomic number 57, lanthanum, to 71, lutetium, is due to poor shielding of the 4f...

01 March 2021 2,272 4 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

Is there a deep reason for using the squared modulus of the wave function as the probability density of the existence of the particle?

I think we were all surprised at the first time we got to know quantum mechanics that the squared modulus of the wave function is the probability density of the existence of the particle? The role...

28 February 2021 6,282 9 View