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Full waveform inversion applied to ambient noise data can yield the locations of ambient noise sources, along with the Earth structure. Abstract We present the first application of full-waveform ambient noise inversion to observed. 以前、Stable Diffusion Aug 7, 2018 · The inversion for the ambient noise sources is limited to estimating their distribution and power spectrum. Jun 17, 2023 · みなさん！Tiled Diffusion 使ってますか？ 今回はこれの設定値が何を意味しているか、そしてどう決めればいいのかを可能な限り簡単に解説します！ 使ってない方はこの記事を読んでも特に学べることはありません！ この記事では Noise Inversion と Region Prompt Control 以外の設定について解説し To figure out the required strength for injecting this noise we use a Get Sigma node. We propose to avoid the area-demanding barrel-shifter of the ICDF approximation by means of creating a new uniform A joint inversion strategy, i. The fundamental idea is to drop the principle of Green's function retrieval, which is the basis for current noise tomographic studies, and to establish correlation functions as self-consistent observables in Scale Factor: 2. 使用する場合は「 」。 Inversion Steps Mar 28, 2023 · You signed in with another tab or window. with fine-grained control over locations and appearance. We present a method for attenuating SI noise using a sparse Tau-P transform. Our scenario of interest is warm Dec 21, 2018 · This should enable full-waveform ambient noise inversion, as proposed by Sager et al. correlation Abundant noise sources in urban area has been widely utilized for subsurface investigations based on the seiemic interferometry. Mar 8, 2024 · And enable the "Noise Inversion". The various Latent upscaler options scale the image in the latent space. I had better luck with it in img2img vs initial generation. This assumption, however, is only met under specific conditions, for instance, wavefield diffusivity and equipartitioning, zero attenuation, etc. 1 and SM). Resize mode on controlnet: Crop and resize, does not really matter if your image size matches with the width and height of the generate The only resize Feb 14, 2020 · The approach in Figure 3a, for the noise source inversion, is inspired by the ray-based source imaging method introduced by Ermert et al. Given the ℓ<SUB>2</SUB> norm's vulnerability to outliers and noise, this strategy might frequently yield imprecise Apr 4, 2023 · So I investigated it and found a solution that can enable diffusers to use a textual inversion just like in Stable Diffusion WebUI. The location may vary depending on the model. Saved searches Use saved searches to filter your results more quickly Full-waveform joint inversion of ambient noise data and teleseismic P waves: methodology and applications to central California May 10, 2023 · Difference between your settings i see and my settings are: I don't use noise inversion Low VRAM disabled on controlnet, Pixel perfect disabled, i did not see any difference between this on/off. We achieve this through image-based video editing by inverting latents with noise Summary and Conclusions. The susceptibility of the ill-posed solutions to noise . 3. 本测试比较了Stable Diffusion WebUI下的四种图像放大策略，有效转化低分辨率图像为4k高清图片。 May 3, 2023 · アップスケールによって生じるノイズを除去してより自然な画像にしようというのが目的なんだと思います。なお、Noise Inversionを使用する場合は設定を細かく調整しないと画像の精度が落ちます。 Enable Noise Inversion. Mar 21, 2024 · We introduce Videoshop, a training-free video editing algorithm for localized semantic edits. ノイズの補正を有効にするか選ぶチェックボックスです。 Inversion steps. All of the curved lines on the diagram, those drawn in green, pertain to atmospheric conditions when an inversion is present; the straight, gray dotted lines depict sound propagation Apr 17, 2020 · 4 Department of Earth and Planetary Sciences, Harvard University, Cambridge, MA, USA. Using a synthetic example, we demonstrate that this method effectively attenuates SI noise while Jul 14, 2023 · Tiled Noise Inversionという機能で、画像の細部を補正できる。 t2iやi2iで画像を生成するときに、Tiled DiffusionやTiled VAEのタブから各種設定できるぞ。 sd-dynamic-thresholding A style-based architecture (StyleGAN2) yields outstanding results in data-driven unconditional generative image modeling. This native noise space, however, is not edit friendly (2nd column). The process is similar to image-to-image. Negative prompt: low quality, messy, distortion, mutated, extra fingers, extra limbs. Renoise kernel size: 2. e. In this approach, using vertical array measurements, the reflection loss is found directly by comparing the upward- with the downward-going noise. If you synthesizing realistic noise data based on the diffusion model. Make sure your headset is powered on and properly connected. We pose FWFI as a partial differential equation (PDE) constrained inverse problem resulting in a joint estimation of a reconstructed wavefield and the medium parameters. 2. 2013; Ardhuin et al. 🖌️ Enable the tiled VAE extension with the fast encoder color fix option to maintain image vibrancy. 2012; Gualtieri et al. When strength is 0. Due to its determin-ism, DDIM models can be inverted to find the cor-responding noise given a sample. Here, we propose an alternative latent noise space for DDPM that enables a wide range of editing operations via simple means, and present an inversion method for extracting these edit-friendly noise maps for any given Apr 12, 2023 · Figure 2: The native and edit friendly noise spaces. You’ll find a bunch of options here to make your computer just the way you like it. Here, we propose an alternative arXiv. The fundamental idea is to drop the principle of Green function retrieval and to Apr 11, 2023 · When I enable Noise Inversion, independent of the settings, it seems to stop half way. “Region Prompt Control” currently does not work with SDXL. 3 Inversion for structure while reconstructing the full wavefield Without prior information on the state parameters, ε u , p = 0, but assuming that we do have prior information for the excitation s p everywhere but no observational samples from a random noise. (3) In addition to the theory itself, we develop a practical computational implementation that allows us to simulate displacement, rotation and strain interferograms for arbitrary earth models and noise source distributions. This work proposes a Domain-guided Noise-optimization-based Inversion (DNI) method to perform facial image manipulation. Discrepancies between the bottom loss from the geoacoustic inversion and the noise inversion were found at steeper grazing angles. Full waveform ambient noise inversion has emerged recently as a promising solution but is computationally challenging since even distant noise sources can have an influence on the interstation correlation Apr 26, 2024 · 🧩 Enable the tile diffusion extension and use the mixture of diffusers method for enhanced performance. for displacement recordings. To overcome this limitation, we develop a method - referred to as full waveform ambient noise inversion - that is valid for arbitrary noise source The number of denoising steps depends on the amount of noise initially added. 6 g / cm 3 and a thickness of about 13. Sep 25, 2023 · Enable Tiled Diffusionのメニューを開きます。Enable Tiled Diffusionにチェックを入れます。今回は高解像度な画像を生成するためタイルのサイズを適切に設定しなおします。Upscalerを選択します。Enable Noise Inversionにチェックを入れます。 Apr 9, 2016 · Abstract. tow-ship noise data acquired via a horizontal towed array. However, this native noise space does not possess a convenient structure, and is thus challenging to work with in editing tasks. Aug 1, 2023 · The differences in the principle of methods make them sensitive to different physical parameters, which means the joint inversion of measurements could enable the different geophysical information complementary to each other. Denoising diffusion probabilistic models (DDPMs) employ a sequence of white Gaussian noise samples to generate an image. 画像のノイズを補正するための設定ができます。 Enable Noise Inversion. It works based on an inverse code that includes: 1) a novel domain-guided encoder called Image2latent to project the image to StyleGAN2 latent space May 18, 2023 · 今回は ControlNetの活用術＆画像の高解像度化技術 に関する中級者向けの話題で、タイトルの通り. Currently, a massive effort is given to enable the modification of Remote sensing (RS) of biophysical variables plays a vital role in providing the information necessary for understanding spatio-temporal dynamics in ecosystems. Oct 9, 2017 · Energy and waveform differences are sensitive to both structure and the distribution of noise sources. If you want to use this as well, there are other options that work with SDXL like "Regional Prompter". Our noise maps behave differently than the ones used in regular sampling: they are correlated across timesteps and have a higher variance. Oct 14, 2023 · Noise Inversion. 6 m/s, density of 1. Unfortunately, this method is facing with the problem of crosstalk noise, degrading the quality of inversion results. The augmented data significantly enhances the performance of denoising models, both in terms of noise Jul 10, 2012 · In this brief, we present a hardware-based Gaussian noise generator (GNG) with low hardware cost, high generation rate, and high Gaussian tail accuracy. 7 Conclusion. Reload to refresh your session. See this article for a primer. Similarly, flipping (middle) or shifting (bottom) the The extension enables large image drawing & upscaling with limited VRAM via the following techniques: 1. RNSD has the capability to generate a large amount of noise images that closely resemble the distribution of real-world noise by leveraging high-quality, low-noise samples. We have implemented a new method for ambient noise source inversion that fully honors finite-frequency wave propagation and 3-D heterogeneous Earth structure. text-based editing tasks, a feature not naturally available with DDIM inversion methods (see Fig. To run noise source inversion, observed auto- and/or cross-correlations must be provided as SAC files with their headers containing a fixed set of metadata as specified in the Appendix A (usage similar to IRIS DMC, 2015). Jan 10, 2024 · Enable Noise Inversion: Inversion steps: 10 Retouch: 1 Renoise strength: 1 Renoise kernel size: 2 "Region Prompt Control" currently does not work with SDXL. The experimental results presented are particularly encouraging in view of We develop and apply a novel full-waveform ambient noise inversion that jointly constrains 3D Earth structure and heterogeneous noise sources. 6 Renoise kernel size Free Mixture of Diffusers 潜变量分块 May 9, 2023 · You signed in with another tab or window. The Settings app is your go-to place for customizing your Windows experience. Measurements can then be performed on the data and the modeled cross-correlations yielding a misfit between the current pkuliyi2015 & Kahsolt's TIled Noise Inversion for better upscaling. Apr 12, 2023 · This work proposes an alternative latent noise space for DDPM that enables a wide range of editing operations via simple means, and presents an inversion method for extracting edit-friendly noise maps for any given image (real or synthetically generated). Authored by shiimizu. Renoise strength: 1. , that are typically not satisfied in the Earth. Sep 1, 2005 · A number of noise inversion approaches have been proposed based on coherence or directionality of sea-surface noise, individual ships or shipping, and airplane doppler. To enable a joint inversion for noise sources and Earth structure, we investigate the following aspects: i) the May 22, 2024 · Step 1: Open the Settings App. Hence, the joint inversion has a great potential to give more realistic images of the complex subsurface structures. Note. This model considers the effect of the array’s finite aperture in the estimation of bottom loss and is extended to include the wind speed as the driving mechanism Simultaneous-source method is usually adopted, as one of the most efficient ways, to reduce the computation cost of full waveform inversion (FWI). Locate the noise cancellation button or switch on your headset. However, they encode the image structure more strongly, and are thus better suited for image editing. Apr 12, 2012 · The inversion utilizes a previously proposed ray-based representation of the ambient noise field as a forward model for fast computations of bottom loss data for a layered seabed. This inconsistency Apr 2, 2023 · “今回、TiledDiffusionの新機能「Tiled Noise Inversion」を使ってアップスケールしてみました 変に描きこまれて服の皺などが綺麗 Jan 22, 2024 · Connect your Hyper X headset to your device using the appropriate cables or wireless connection. In analogy with Dec 22, 2023 · Despite demonstrating exceptional inversion production for synthetic data, the application of deep learning (DL) inversion methods to invert realistic magnetotelluric (MT) measurements, which are inevitably contaminated by noise in acquisition, poses a significant challenge. 5 ): ''' Use this function to load textual We present the first application of full-waveform ambient noise inversion to observed correlation functions that jointly constrains 3D Earth structure and heterogeneous noise sources. Below is the function I created to load a custom Textual Inversion. Through simulations and experimental results, it is shown that even very quiet ships radiate sufficient noise power to enable self-noise inversion of basic geoacoustic parameters such as effective bottom velocity. First, open the Settings app by clicking on the Start menu and selecting the "Settings" gear icon. Set up your encoder file size. (3) We design and implement an appropriate inversion scheme, where the extraction of waveform source distribution, and thereby to contribute to a better understanding of both Earth structure and noise generation. For example, fixing those noise maps and changing the text prompt, changes the image structure (top). 2016). In the inversion part of the full-waveform inversion (FWI) that brings high resolution in finding a convergence point in the model space, a localized numerical optimization technique reduces the objective function employing the ℓ<SUB>2</SUB> norm in a least-squares approach. System memory Power became one of the major factor to the total system power. Our Null-text inversion, based on the publicly available Stable Diffusion model, is extensively evaluated on a variety of images and prompt editing, showing high-fidelity editing of real images. fix to enable the high-resolution fix. You signed out in another tab or window. You switched accounts on another tab or window. Using a drifting vertical I'm looking to do a batch upscale to 4K with over 200 pics. Videoshop allows users to use any editing software, including Photoshop and generative inpainting, to modify the first frame; it automatically propagates those changes, with semantic, spatial, and temporally consistent motion, to the remaining frames. Unlike existing methods that enable edits only First, we develop an inversion strategy based on a 2D finite-difference code using adjoint techniques. However, extracting dispersion curves and determining their roots can be challenging. Upscaler: Choose an upscaler to use. I'm still undecided on it being better than upscale with controlnet tile + ultimate upscale. Mar 30, 2023 · 从上到下分别是原图（1920x1080）、使用新算法放大后的图片、未使用新算法放大后的图片 主要看天空，中图有很明显的切片断层痕迹，而且似乎有一些过渡锐化，不过人物和近景的表现确实不错 不知道这是否符合设计预期？ Oct 9, 2017 · Motivation and outline. I agree, I had to play around with it. Enable Noise Inversion: . To enable a joint inversion for noise sources and Earth structure, we investigate the following aspects: i) the capability of different misfit functionals to image wave speed anomalies and source distribution and ii) possible source-structure We formulate a new approach to extract environmental information from a single omnidirectional hydrophone receiver that passively senses ambient noise. We now explore the properties of our edit-friendly noise space and compare it to the native DDPM noise space. Apr 12, 2023 · <style> body { -ms-overflow-style: scrollbar; overflow-y: scroll; overscroll-behavior-y: none; } . The proposed generator is based on a piecewise polynomial approximation of the inverse cumulative distribution function (ICDF). The hybrid approach to retrieve biophysical variables from RS by combining Machine Learning (ML) algorithms with surrogate data generated by Radiative Transfer Models (RTM). Two SOTA diffusion tiling algorithms: a/Mixture of Diffusers and a/MultiDiffusion 2. See full list on note. It is done after the sampling steps of the text-to-image generation. Noise source directivity has become an inescapable obstacle and a main concern for passive seismic survey: It basically breaks the principle of Green’s function retrieval in travel-time tomography; moreover, the azimuthal effect of heterogeneous ambient noise sources will inherently Dec 9, 2019 · Seismic full-waveform inversion (FWI) for imaging Earth’s interior was introduced in the late 1970s. Enable full ADS view . The fundamental idea is to drop the principle of Green's function retrieval, which is the basis for current noise tomographic studies, and to establish correlation functions as self-consistent observables in seismology. If you want to use this as well, there are other options that work with SDXL like “Regional Prompter”. Strangely I get a output image in the webui but it looks unfinished, like its denoised still. The Summary. Apr 11, 2023 · TiledVAE もにゃもにゃするなと思っておりましたがNoise InversionをEnableしたら綺麗になりました(まだ活用できるイラストを見いだせていない) Translate Tweet This paper discusses geoacoustic inversion from tow-ship noise data acquired via a horizontal towed array. Computing Performance requirements drive the need to reduce system power. 75，采样步数25步 In this work we investigate fundamentals of a method—referred to as full waveform ambient noise inversion—that improves the resolution of tomographic images by extracting waveform information from interstation correlation functions that cannot be used without knowing the distribution of noise sources. "Region Prompt Control" currently does not work with SDXL. 🔍 Use a scale factor of two for a 2X upscale and enable noise inversion with 50 inversion steps for added detail. (2019) presented a finite-frequency inversion technique for ambient noise source directivity estimation in a homogeneous medium. When sampling an image using DDPM (left), there is access to the “ground truth” noise maps that generated it. In the context of image editing, several methods have been proposed to improve the quality the edited images, includ-ing null-text inversion (Mokady et al. Again turn on the "Tiled VAE" option. 想定外だったのは renoise strength の値が小さいほどこの効果が顕著に This allows generating diversity in e. Take note that we use an advanced Ksampler with the add_noise setting disabled "unsampling" To get the noise that recreates a certain image, we first load an image. by alternating between ambient noise adjoint inversion and teleseismic P full waveform inversion is implemented to take advantage of the complementary sensitivity of the two dataset. Feb 18, 2024 · Click Hires. 9 m, which is essentially consistent with our results. In addition to being a computationally convenient test case, the hum is also the topic of Based on these developments we design an inversion scheme using a 2D finite-difference code. And finally we inject the slerped noise into a batch of empty latents with a Inject Noise node. 2015; Ermert et al. Feb 11, 2021 · Remote sensing (RS) of biophysical variables plays a vital role in providing the information necessary for understanding spatio-temporal dynamics in ecosystems. com This conceptual diagram shows how the influence of a temperature inversion can sometimes cause distant sources of noise to sound much closer than they really are. 2011; Stutzmann et al. In earthquake tomography, modern tomographic methods exploit waveforms for the benefit of improved resolution. Retouch: 1. Recorded samples essentially hold information about the ocean itself as the pressure waveforms at the noise source and receiver are different due to distortions induced by the underwater acoustic channel. Sizes/dimensions are in pixels and then converted to latent-space sizes. I might throw a sample up later. Noise tomography usually works under the assumption that the inter-station ambient noise correlation is equal to a scaled version of the Green's function between the two receivers. And at last hit "Generate". To circumvent these challenges, we present a new, objective spectrum inversion scheme for Unlike existing methods that enable edits only through imprecise textual instructions, Videoshop allows users to add or remove objects, semantically change objects, insert stock photos into videos, etc. Abstract A Domain-Guided Noise-Optimization-Based Inversion Method for Facial Image Manipulation Yang, Nan; The frequency–Bessel transform (F–J) method, which can reliably provide multimodal surface-wave dispersion spectrograms from recorded ambient noise, has been applied in many studies of the earth's velocity structure. A number of noise inversion approaches have been proposed based on coherence or directionality of sea‐surface noise, individual ships or shipping Apr 12, 2023 · Denoising diffusion probabilistic models (DDPMs) employ a sequence of white Gaussian noise samples to generate an image. We presented an inversion method for DDPM. Datta et al. FWFI exploits the constraints on the gradients of the wavefield that array data inherently possess. They modelled noise cross-correlations for distributed sources using analytical Greens functions corresponding to the Jan 25, 2024 · Scale Factor: 2. 「Tiled Diffusion」とControlNetの「Tile」を使い、img2imgで画像を元画像に忠実に高解像度化する方法. Through simulations and experimental results, it is shown that. Reliable dispersion extraction between two seismic stations is an essential basis of surface wave imaging. In analogy with GANs, those noise maps could be considered as the latent code associated with the generated image. On tile controlnet, the noise resample is set at "2" Step 6 & 7 : Do inpainting some of the panels and finalize it by adding speech bubbles. When strength is 1. Traditional improvement methods, such as scaling process node and IO voltage, slow down. In marine seismic acquisition, seismic interference (SI) remains a considerable problem when marine seismic data sets are acquired in close vicinity to each other. Features. Since the noise source sensitivity for the asymmetry measurement is mostly located behind both stations (see Figure S1a), we plot rays along the great-circle major arc starting from each receiver. Therefore, potentially, geoacoustic parameters can be inferred by inversion of the noise. To avoid this problem, we propose an algorithm of time-frequency hybrid-domain simultaneous-source FWI based on the time-domain However, this native noise space does not possess a convenient structure, and is thus challenging to work with in editing tasks. Due to the low frequency of the dispersion inversion, although deeper results can Aug 28, 2020 · T o run noise source inversion, observed auto- and/or cross- correlations must be provided as SAC files with their head- ers containing a fixed set of metadata as specified in the Ap- We formulate a full wavefield inversion (FWFI) for ambient seismic noise recorded by large and dense seismograph arrays. Inversion steps: 10. Hence, to facilitate DL inversion for realistic MT measurements, this work explores developing a noise-robust MT DL Sep 1, 2005 · Theoretically, noise vertical directionality is surprisingly sensitive to the effective depth of the sheet of sound sources, and this is borne out in the spread of behaviors found experimentally. Apr 14, 2023 · Noise Inversion有効化前は描写が細かくなる一方で線が薄くなっていますが、Noise Inversionを有効にすると、描写が少なくなる (フラットな感じになる)一方線がはっきり出ているかと思います。. Many approaches and methods have been reported. May 1, 2023 · Enable Noise Inversion: wizard, close up shot, old man, white hair, magic, cinematic, painting. 5, the image will be inverted to half noise and the denoising process will run for half of the steps. #aiart, #stablediffusiontutorial, #generativeartThis tutorial will cover how to upscale your low resolution images to 4k resolution and above with the Tiled Feb 1, 2008 · In addition, it was observed that the inverted intensity-averaged bottom loss requires a shorter integration time and matches the ground truth better than the median curves at grazing angles below the critical angle. org e-Print archive Jun 15, 2023 · In addition, a modal dispersion inversion [35] was implemented near this site and its result gave a sediment layer with an average sound speed of 1578. 0, the image will be inverted to complete noise and the denoising process will run for the full number of steps. This work is focused on providing sub 1 e − read noise by design and operation of the binary and small signal readout of photon counting CIS. View Nodes. In order to address these limitations, we attempt to develop a method—in the following referred to as full waveform ambient noise inversion—that is capable of accounting for the distribution of noise sources in space and frequency, 3-D heterogeneous Earth structure and the full seismic wave propagation physics. をまとめてみるという内容になっています。. errorContainer { background-color: #FFF; color: #0F1419; max-width Sep 27, 2002 · The vertical directionality of ambient noise is strongly influenced by seabed reflections. Noise source directivity has become an inescapable obstacle and a main concern for passive seismic surveys: it basically breaks the physics of Green"s function Aug 1, 2003 · Abstract— This paper discusses geoacoustic inversion from. However, these techniques cannot be applied to noise correlation functions without knowing the distribution of noise sources. Recent text-guided diffusion models provide powerful image generation capabilities. Through iterations, we obtain a new 3D high-resolution S- and P-velocity models from the surface down to 200 km. g. pkuliyi2015's Tiled VAE algorithm. The susceptibility of the ill-posed solutions to noise Step 5 : in i2i, enable tiled diffusion and tile controlnet for the upscaling process. In the console I see the last process stopped at 50% of the steps. Jan 23, 2022 · Reliable dispersion measurement between two seismic stations is an essential basis of surface wave imaging. First, we develop an inversion strategy based on a 2D finite-difference code using adjoint techniques. def load_textual_inversion( learned_embeds_path , text_encoder , tokenizer , token = None , weight = 0. . For tiled diffusion, I set tile overlap at "32", enable noise inversion with strength at "30". Its ultimate goal is to use all of the information in a seismogram to understand the May 18, 2023 · Tiled Diffusionの設定でアップスケーラーを使う場合はアップスケーラーを選び、「Enable Noise Inversion」にチェックを入れる。 ここで注意だが「倍率」の欄は上の生成する画像に更に倍率がかかるので気をつけること、この設定例のままだと1024x1024をx2することに Aug 28, 2023 · 潜变量分块(Latent tile)批处理规模 编码器颜色修复 快速解码 2048 当显存溢出(CUDAerror:cut of memory)时,请调小图块尺寸(TileSize) 保持输入图像尺寸 潜变量分块(Latent tile)高度 Noise Inversion Tiled Diffusion 解码密图块尺寸(Decoder Tile Size) Method params require denoise cu0. Properties of the edit-friendly noise space. Recent activity in photon counting CMOS image sensors (CIS) has been directed to reduction of read noise. To enable a joint inversion for noise sources and Earth structure, we investigate the following aspects: The capability of different misfit functionals to image wave speed anomalies and source distribution. ,2022) and mathematically-exact inversion methods (Wallace Ambient noise tomography is a well-established tomographic imaging technique but the effect that spatially variable noise sources have on the measurements remains challenging to account for. ノイズを補正するためのステップ数を設定します。 Retouch, Renoise strength, Renoise kernel size MultiDiffusion Noise Inversion 倾向于产生整洁但过度磨皮的图像，缺乏足够的细节。 然而把这两个功能结合，就能同时消除两者的缺陷 能产生整洁清晰的线条、边缘和颜色; 能产生适当和合理的细节，不显得怪异或凌乱; 推荐的设置: 重绘幅度 >= 0. Here, we present results of its first application to the Earth's long-period background signal, the hum, in a period band of around 120 - 300 s. even very Towards full waveform ambient noise inversion 567 on Earth and the ambient seismic noise field at any frequency is excited by a heterogeneous and non-stationary distribution of noise sources (Rhie & Romanowicz 2004; Nishida & Fukao 2007; Ardhuin et al. jk vr rb hi fa rc hx gy am ei
