Spider Identification, please?

More Alexander Kurniawan Sariyanto Putera's questions See All

Why are reaction forces so high when I add vibration to cutting model?

Hi I am trying to model a cutting problem with a blade and comparing the results with and without ultrasonic vibration. From experimental results in our group, the use of ultrasound can...

13 June 2024 7,461 4 View

Best Tools for Wrist PPG Signal Analysis: Your Recommendations?

I'm conducting research on photoplethysmography (PPG) signals obtained from smartwatches worn on the wrist. The main goal is to analyze the PPG waveform and extract key fiducial points and...

13 June 2024 3,286 0 View

Why diagonal terms in Abaqus stiffness matrix are infinite?

I am running some simulations in Abaqus to extract the stiffness matrix of a FE model with geometric nonlinearity. I want to provide to Abaqus a set of nodal displacements (all the dofs in the...

28 May 2024 4,797 2 View

Is it possible to combine a time-series of tree-ring widths and and a time-series of diameter at breast height measurements into one TS?

Hello together! I have some time-series for tree-rings from dating from 1850-2016 and diameter at breast height (DBH) from 1996-2022 for the same plot, however the sampled trees for tree-rings...

16 May 2024 5,295 2 View

Is priori knowledge only instincts? Why?

I think so because The Random Slate Theorem

03 May 2024 3,082 7 View

How to fix driver conflicts of an ancient Skyscan 1072 micro CT with DT3157 video grabber ?

I am currently trying to get a Skyscan 1072 micro CT to work again. After the mainboard on the original PC died, we tried to set the machine up on a new computer. We managed to control the source,...

28 April 2024 381 0 View

Statistics: Is it worth using a t-test on pre and post survey data with 12 or less responses?

Is it worth using a paired t-test on pre and post survey data with 12 or less responses? Or should one rely more on the mean and standard deviation of the two data sets to evaluate the survey...

27 April 2024 8,703 8 View

What about religion, God, multi verse, etc.?

1)Religion(or at least spirituality) calms my mind, particularly, the built in belief of only one reality. God created the only reality. The afterlife is another dimension. We have free will but,...

25 April 2024 10,055 0 View

Handling BrainVision matlab files with ECG data in EEGLAB?

I have 217 preprocessed BrainVision matlab files (.mat) with ECG data in them. I've been having trouble creating a study for these. I know BioSig works for ECG data, but it doesn't seem to work...

21 April 2024 1,028 2 View

EEGLAB - how to import multiple .mat files from different folders all at once?

I have 25 folders for 25 participants, all with .mat files inside that are preprocessed. Most of them have the same amount of .mat files - a couple participants didn't finish the study, so they...

17 April 2024 1,897 3 View

Please tell me the scientific guidelines (books) on Trombidiformes ticks?

books and scientific papers on the morphology, taxonomy and so on of ticks of the suborder Trombidiformes

17 June 2024 948 2 View

How long time does it take for a fruit species to become naturalized and considered locall species?

Plant Taxonomy

09 June 2024 6,845 1 View

How to perform the anaysis of taxonomic on raw reads from the mixed sample?

Hi, I am very new to Bioinformatics. Recently, I have the project that aims to perform taxonomic anlysis on raw reads from mixed samples taken from environment. For example, we perfromed NGS...

09 June 2024 6,537 3 View

How to read in multiple files in R and then make a phyloseq object ?

I want to do microbiome analysis using R, for which I have three folders that contain ASV data, metadata i.e. sample data, and taxonomy data for 56 sample studies. I want to read the data in those...

19 May 2024 5,077 2 View

Who can help me to get the PDF file of this paper?

Yuen P.H. 1965. Some studies on the taxonomy and development of some Rhabdisoid and Cosmocercoid nematodes from Malayan amphibians. Zoologischer Anzeiger, 174, 275–298. Thank you very much for...

07 May 2024 9,971 0 View

Can anyone identify these Cumaceans?

Hi everyone, I've been struggling to identify the family these guys belong to. Does anyone have any ideas? Taken from NE Atlantic 2200m depth.

23 April 2024 1,282 4 View

Methods to calculate Shannon Index?

I have three field margin types (grassy/shrubby/tree) and each type have 5 sites. I need to calculate Shannon index for insect counts from each field margin type.... Q1. In my case how should I...

19 April 2024 681 6 View

How long does it take for introduced vegetables or fruits to be considered local? And Is there any reference mentioning that?

Plant Taxonomy

18 April 2024 8,343 3 View

Nordmann, 1850 Citation?

Paleontology/mammalogy/taxonomy colleagues! Does anyone have a complete citation (or, in a perfect world, a PDF) for Nordmann, 1850, the paper in which the Tribe Camelini was named?

16 April 2024 3,235 2 View

Would anyone be kind enough to provide a precise and current definition of Molecular Taxonomy?

I endeavored to obtain a precise and up-to-date definition of "Molecular Taxonomy" with authentic references. However, many sources appeared incomplete or outdated. Regrettably, I was unable to...

31 March 2024 3,362 0 View

Alexander Sanchez Ruiz

It is hard from a pic !! but it seems to be a Selenopidae

Dmitry Telnov

This photograph is insufficient for any kind of proper identification!

Ümit Kebapçı

I may be wrong, but the specimen agrees with the description of female Heteropoda parva.

Michael Sitvarin

Not sure of ID, but you can post it to the arachnology listserv ([email protected]) to have the world experts weigh in.