aboutsummaryrefslogtreecommitdiff
path: root/src/graph
AgeCommit message (Collapse)Author
2019-08-14COMPMID-2582: Disable fuse batch normalization on OpenCL for FP16Gian Marco Iodice
Change-Id: I53bf35ff9f6d8c7e3664983ebcc94552a4ebf90d Signed-off-by: Gian Marco Iodice <gianmarco.iodice@arm.com> Reviewed-on: https://review.mlplatform.org/c/1732 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com>
2019-08-06COMPMID-1849: Implement CPPDetectionPostProcessLayerIsabella Gottardi
* Add DetectionPostProcessLayer * Add DetectionPostProcessLayer at the graph Change-Id: I7e56f6cffc26f112d26dfe74853085bb8ec7d849 Signed-off-by: Isabella Gottardi <isabella.gottardi@arm.com> Reviewed-on: https://review.mlplatform.org/c/1639 Reviewed-by: Giuseppe Rossini <giuseppe.rossini@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-08-01COMPMID-2055: Fusion of ConvolutionLayer with BatchNormalization at graph ↵Manuel Bottini
only for CL Change-Id: Ibdd0c56c1f59205dcaf15ca504b6e9c7fb30f34a Signed-off-by: Manuel Bottini <manuel.bottini@arm.com> Reviewed-on: https://review.mlplatform.org/c/1618 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com> Comments-Addressed: Gian Marco Iodice <gianmarco.iodice@arm.com>
2019-07-29COMPMID-2430: Adding FusedDepthwiseConvolutionBatchNormalizationLayer ↵Manuel Bottini
condition in NEON function factory Change-Id: Id7ce542374b1625edbf586ef9688c94ea42f1bb1 Signed-off-by: Manuel Bottini <manuel.bottini@arm.com> Reviewed-on: https://review.mlplatform.org/c/1645 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-07-16COMPMID-2336: Fix InPlaceMutator condition and add SaveNumpyAccessorIsabella Gottardi
Change-Id: I223a688cfc19465f8581f691b32891cefd375907 Signed-off-by: Isabella Gottardi <isabella.gottardi@arm.com> Reviewed-on: https://review.mlplatform.org/c/1555 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com> Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
2019-07-11COMPMID-2273: Fuse Batch Normalization with Depthwise Convolution layer at ↵Manuel Bottini
graph level (only for CL) Change-Id: I1d941c6e66722f39583bf68148c980bb28ff89a1 Signed-off-by: Manuel Bottini <manuel.bottini@arm.com> Reviewed-on: https://review.mlplatform.org/c/1423 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-07-11COMPMID-2092: Refactoring interface for the deconvolution kernels (NEON/CL)Manuel Bottini
3RDPARTY_UPDATE Change-Id: Id7ddf97e2c9ceb2cb84084fab2c6f5697890c193 Signed-off-by: giuros01 <giuseppe.rossini@arm.com> Reviewed-on: https://review.mlplatform.org/c/1424 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
2019-07-09COMPMID-2156: Optimized dilated convolution for NEON.Georgios Pinitas
Change-Id: I3a8abe8cc9637c8983d9bd69dcbaee1a15eac8d0 Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com> Reviewed-on: https://review.mlplatform.org/c/1492 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com>
2019-06-07COMPMID-2394: (Nightly) Clang-tidy errorsMichalis Spyrou
Change-Id: Ie7ccf4e62cccca6057c0bc4521496267a05e4459 Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com> Reviewed-on: https://review.mlplatform.org/c/1304 Tested-by: Arm Jenkins <bsgcomp@arm.com> Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Giuseppe Rossini <giuseppe.rossini@arm.com>
2019-06-05COMPMID-2336: Fix clang-tidy issuesMichalis Spyrou
Change-Id: Ib9759edaae7c1ed2c5c607abf381667430cf45fc Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com> Reviewed-on: https://review.mlplatform.org/c/1290 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
2019-05-21COMPMID-2109: Remove CL/NE Width/Depth ConcatenateLayer functions.Georgios Pinitas
Change-Id: Icbda771abffbb45d4ed0958933c60ff9ace01314 Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com> Reviewed-on: https://review.mlplatform.org/c/1178 Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com> Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-05-20COMPMID-2362: Add Quantization Layer to the graph APIIsabella Gottardi
Change-Id: I9766ad54e8da1367ba192dfeeccdc879f3729550 Signed-off-by: Isabella Gottardi <isabella.gottardi@arm.com> Reviewed-on: https://review.mlplatform.org/c/1172 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-05-07COMPMID-2177 Fix clang warningsMichalis Spyrou
Change-Id: I4beacfd714ee3ed771fd174cce5d8009a2961380 Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com> Reviewed-on: https://review.mlplatform.org/c/1065 Reviewed-by: Giuseppe Rossini <giuseppe.rossini@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-04-25COMPMID-1974 : Extend CLTuner to support different of level of tuningVidhya Sudhan Loganathan
Change-Id: I52e4a00a25e7f7a17050038cee7c30e508553722 Signed-off-by: Vidhya Sudhan Loganathan <vidhyasudhan.loganathan@arm.com> Reviewed-on: https://review.mlplatform.org/c/977 Comments-Addressed: Pablo Marquez <pablo.tello@arm.com> Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com> Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
2019-04-16COMPMID-2051 Refactor shape_calculator::calculate_concatenate_shapeMichalis Spyrou
Change-Id: Ibf316718d11fa975d75f226925747b21c4efd127 Signed-off-by: Michalis Spyrou <michalis.spyrou@arm.com> Reviewed-on: https://review.mlplatform.org/c/974 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
2019-04-15COMPMID-2111: ConcatenateLayer API should accept an index instead of an enumGeorgios Pinitas
Alters the concatenate layer to be layout agnostic and accept an index as thec concatenation axis instead of an typed layout dependent enumeration. Change-Id: I0eaaf919f66a1ba1b09bbfb47c171fc1d4045530 Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com> Reviewed-on: https://review.mlplatform.org/c/994 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-04-10COMPMID-1492 Create tests/validate_examples/graph_depthwise_convolutionJohn Kesapides
Add new validate graph example and unify common example code Change-Id: Ibfd7ae2067ad805d6c82d953fe3febfbea961149 Signed-off-by: John Kesapides <john.kesapides@arm.com> Reviewed-on: https://review.mlplatform.org/c/825 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
2019-03-29COMPMID-1995: Fixed graph fusion mutator for float types.Georgios Pinitas
-Fixes precondition checks for fusing activation with other nodes. -Fixes is_relu6 check to capture bounded relu as well. Change-Id: Iba193af51491b537c884a35ca85172151534f3ec Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com> Reviewed-on: https://review.mlplatform.org/c/918 Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com> Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-03-27COMPMID-1995: Minor code fixes.Georgios Pinitas
-Remove FIXMEs and link to tickets. -Pass large object by const reference. -Implement copy assignment operator for Window. Change-Id: I975223ac42ec424f153569a8c963f29e6b86ad29 Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com> Reviewed-on: https://review.mlplatform.org/c/899 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
2019-03-25COMPMID-2076: Add StackLayer to the graph APIMichele Di Giorgio
Change-Id: Ifae23659c2471d9c052bc8adf066c5228d6e8b23 Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com> Reviewed-on: https://review.mlplatform.org/c/893 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com> Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
2019-03-20COMPMID-1995: Prepare Graph to support different input/output quantization infoIsabella Gottardi
- Added support for different input/output qinfo in ActivationLayer and DepthwiseConv - Added support for different input/output qinfo in ConcatenateLayer introducing ConcatDescriptor - Added reshape validate - Allow OutputLayer to return a specific connection index from the input - Not run Inplace and Depth mutator when input/output quantization info are different Change-Id: I03f5e416fc43ddd284e1501887202a3145f76d8a Signed-off-by: Isabella Gottardi <isabella.gottardi@arm.com> Reviewed-on: https://review.mlplatform.org/c/852 Comments-Addressed: Arm Jenkins <bsgcomp@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
2019-03-19COMPMID-1933: Implement NEHeightConcatenateLayer.Pablo Tello
Added support to concactenate tensors along the Y axis in NEConcatenateLayer. Change-Id: Ib714bfcf9954cc35918efa7d52fc9164bb08bdf6 Signed-off-by: Pablo Tello <pablo.tello@arm.com> Reviewed-on: https://review.mlplatform.org/c/841 Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Comments-Addressed: Arm Jenkins <bsgcomp@arm.com>
2019-03-14COMPMID-1995: Revert fusing convolution to batch norm due to performance ↵giuros01
regressions Change-Id: I1476727e8e22f03d7dc7d79956ac02f16c06e814 Signed-off-by: giuros01 <giuseppe.rossini@arm.com> Reviewed-on: https://review.mlplatform.org/c/857 Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-03-13COMPMID-1995: Allow weights and bias to be passed as SubStream in ↵Michele Di Giorgio
FullyConnectedLayer Change-Id: Iae2e7d55fd66d5932c29f78ef3112289d9b69b84 Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com> Reviewed-on: https://review.mlplatform.org/c/848 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
2019-03-13COMPMID-1740: Fuse batch normalization with Convolution Layer at graph levelgiuros01
Change-Id: I77ca51c2c72783cc26a099a6a9c3210cdbbe822d Signed-off-by: giuros01 <giuseppe.rossini@arm.com> Reviewed-on: https://review.mlplatform.org/c/797 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
2019-03-12COMPMID-1995: Fix call_all_input_node_accessorsMichele Di Giorgio
Substituing std::any_of with std::for_each approach because we need to invoke call_accessor for all input nodes. Change-Id: If0a0458a5fa9371985917e8d010fbf79b8be76b7 Signed-off-by: Michele Di Giorgio <michele.digiorgio@arm.com> Reviewed-on: https://review.mlplatform.org/c/847 Reviewed-by: Isabella Gottardi <isabella.gottardi@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2019-03-04COMPMID-1490 Create graph_convolution.cppJohn Kesapides
Create a standalone graph_convolution example Change-Id: I6026bd74373d47c1eb0ffe6b66a1464a3656a0b4 Signed-off-by: John Kesapides <john.kesapides@arm.com> Reviewed-on: https://review.mlplatform.org/c/585 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com>
2019-02-22COMPMID-1601: Graph examples segfaulting on some platform when gles=1Georgios Pinitas
Makes the graph to setup and initialize only the backends used as some platform have issues when GLES backend get initialized but not used. Change-Id: Icf88675ffd8c2997e54a68baabfbbce241b0712c Signed-off-by: Georgios Pinitas <georgios.pinitas@arm.com> Reviewed-on: https://review.mlplatform.org/745 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Giuseppe Rossini <giuseppe.rossini@arm.com>
2019-02-18COMPMID-1999: Add support for GenerateProposals operator in CLManuel Bottini
Change-Id: Ie08a6874347085f96b00f25bdb605eee7d683c25 Signed-off-by: giuros01 <giuseppe.rossini@arm.com> Reviewed-on: https://review.mlplatform.org/719 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com> Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
2019-02-15Revert "COMPMID-1329: Add support for GenerateProposals operator in CL"Giuseppe Rossini
This reverts commit cd96a26f67bfbb9b0efe6e0e2b229d0b46b4e3e6. Change-Id: I1d46f37095c94968ad4f3b781269adaa03e2e410 Signed-off-by: giuros01 <giuseppe.rossini@arm.com> Reviewed-on: https://review.mlplatform.org/706 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
2019-01-23COMPMID-1848: Account alignment in Offset-based pool allocationsGeorgios Pinitas
Change-Id: I061d612341bf951a7d0e7ddd04a42139c8400d41 Reviewed-on: https://review.mlplatform.org/554 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Michalis Spyrou <michalis.spyrou@arm.com>
2019-01-21COMPMID-1883: Use buffer based manager to avoid alignment issues.Georgios Pinitas
Temporary fix until offset based memory manager is fixed to properly account alignment. Change-Id: Id0ece9fa2d18a07926551b6df4cfcfb338b42dcd Reviewed-on: https://review.mlplatform.org/542 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com>
2018-12-14COMPMID-1710: Fixes in StrideSlice calculations.Georgios Pinitas
Change-Id: I66eb922f1ff15142de278bf4439a61c979f98ba7 Reviewed-on: https://review.mlplatform.org/382 Reviewed-by: Matthew Bentham <matthew.bentham@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com>
2018-12-13COMPMID-1808: Add Detection Output Layer to the GraphAPIIsabella Gottardi
COMPMID-1710: Integrate Detection ouput in MobilenetSSD graph example Change-Id: I384d1eb492ef14ece58f2023ad7bbc16f834450b Reviewed-on: https://review.mlplatform.org/356 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com> Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com>
2018-12-13COMPMID-1710: Avoid undefined behavior in GCC 8.2Georgios Pinitas
Undefined behavior when pushing object which contain unique_ptr to a vector container. Vector dynamic resizing was making all the unique_ptr members of the inserted objects up to this point invalid. As a workaround, memory is reserved to avoid vector reallocation. Change-Id: I74f7641a7f36981ebe51720a924b865bb7f54c91 Reviewed-on: https://review.mlplatform.org/390 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com>
2018-12-13COMPMID-1071: (3RDPARTY_UPDATE) Add depth multiplier on DepthwiseConv 3x3 NHWCGeorgios Pinitas
Change-Id: I316ff40dda379d4b84fac5d63f0c56efbacbc2b4 Reviewed-on: https://review.mlplatform.org/371 Tested-by: Arm Jenkins <bsgcomp@arm.com> Reviewed-by: Michele Di Giorgio <michele.digiorgio@arm.com>
2018-12-10COMPMID-1451: Accept GC instead of GLES as a target in graph tests.Georgios Pinitas
Change-Id: I722a9a560ce397e8ac3a36576a1b7001fd0b7f7a Reviewed-on: https://review.mlplatform.org/374 Reviewed-by: Isabella Gottardi <isabella.gottardi@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2018-12-03COMPMID-1819 Add option to build library with -fno-exceptionsMichalis Spyrou
Change-Id: I3de6bb33746d52f8d8c337ab7776eccee8c205fb Reviewed-on: https://review.mlplatform.org/328 Reviewed-by: Georgios Pinitas <georgios.pinitas@arm.com> Reviewed-by: Pablo Marquez <pablo.tello@arm.com> Tested-by: Arm Jenkins <bsgcomp@arm.com>
2018-11-19COMPMID-1750: Add PriorBox operator to graph API.Pablo Tello
Change-Id: I5d2ed5dcc342abff8124762f7bdee587cdf20032
2018-11-16COMPMID-1451: (3RDPARTY_UPDATE) Fixes for GenerateProposals graph node and ↵Michele Di Giorgio
BoxWithNMSLimitKernel COMPMID-1792: Accuracy issue in CLGenerateProposals This patch does the following: - Some fixes for GenerateProposals function and tests - Adapting BoxWithNMSLimitKernel to only accept U32 tensors as keeps_size - Update 3rdparty - Adds a small tolerance for a GenerateProposals test Change-Id: Ia8ec1cdfe941fe05003645e86deb9ea6a6044d74
2018-11-16COMPMID-1637 - Add ROIAlign operator to the graph APIManuel Bottini
Change-Id: I8a9b1e16d90b9d99a6ff2a442347748432723b14
2018-11-15COMPMID-1639: Add GenerateProposals to the graph APIMichele Di Giorgio
Change-Id: Icf813a0a87d4a07e180eafdb5fa916b2ea4028d2
2018-11-14COMPMID-1451: Perform fusion before GroupConvolution unrollingGeorgios Pinitas
Change-Id: Id94fb9c88a498d7b938f4f707e2e7b9b6df94880
2018-11-09COMPMID-1451: Remove unused code.Georgios Pinitas
Change-Id: If5be77602e37b14aea63d7ec6d8adab324628f04
2018-11-08COMPMID-1638 - Add BBoxTransform to the graph APIManuel Bottini
Change-Id: I67cbbce59d61d907fc4dc4c3997e96b347dfe895
2018-11-08COMPMID-1579: Add support for ChannelShuffle operator in NEONGeorgios Pinitas
Change-Id: I6d5f91579850906e1eb973ff6c5612195255e631
2018-11-02COMPMID-1605: API alignment for the MemoryManager with ARMNNGeorgios Pinitas
Change-Id: Iac6a95ba7f388e65b7f1c8865c3e9bf289b233ea Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/155490 Reviewed-by: Anthony Barbier <anthony.barbier@arm.com> Tested-by: bsgcomp <bsgcomp@arm.com>
2018-11-02COMPMID-1451: Fuse activation in DepthwiseConvolution.Georgios Pinitas
Change-Id: Id964d9068e18aaa13ab8adcbf7a9375b034ea6c3 Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/154651 Tested-by: bsgcomp <bsgcomp@arm.com> Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
2018-11-02COMPMID-1451:Fuse RELU,LU_BOUNDED_RELU with requantization in ↵Georgios Pinitas
NEGEMMConvolutionLayer. Change-Id: Iea5f2c5bcac8051c4c7655a6eabb2c43772eb31f Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/154104 Tested-by: bsgcomp <bsgcomp@arm.com> Reviewed-by: Michele DiGiorgio <michele.digiorgio@arm.com> Reviewed-by: Gian Marco Iodice <gianmarco.iodice@arm.com>
2018-11-02COMPMID-1621 Deconvolution wrong output calculationMichalis Spyrou
Change-Id: Ida71312bcf6dbd854f2ab1efc65f74910c79e152 Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/151510 Tested-by: bsgcomp <bsgcomp@arm.com> Reviewed-by: Michele DiGiorgio <michele.digiorgio@arm.com>
generated by cgit v1.2.1 (git 2.23.0) at 2024-05-11 10:06:09 +0000