Tagged in Ona Data

Resources - September 13, 2017

Dynamically Clean Shared Data with Filtered Datasets

A filtered dataset is a subset of submitted data that satisfies certain conditions set by the user. Filtered datasets are helpful when you need to share a dataset with other users, yet want to keep certain fields or records private that are repetitive, irrelevant or sensitive. Suppose you carried out a baseline survey on households

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Work - May 08, 2017

New Help Site Launched

We are excited to announce our new help site, which makes finding answers faster with improved search functionality and article categories. The new site lets you vote on whether articles are helpful so we can improve the content. Please note, you may experience 404 errors if you use links to the old website — in that

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Work - March 30, 2017

3,725 Health Posts Mapped in Jakarta in a Massive Grassroots Empowerment Effort

 Health posts in Jakarta mapped by PKK. We caught up with Renold Lim, a volunteer at Jakarta-based grassroots organization Pemberdayaan Kesejahteraan Keluarga (PKK), which aims to improve health services to the urban poor by sharing data about the realities of street-level health services. It is a colossal effort. Given that the city of 10 million

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Work - March 27, 2017

How to Increase Security by Encrypting Form Data

Encrypting form data incorporates an added level of security by making your data private, unreadable, and tamper-proof. This security mechanism can help you meet strict data privacy requirements sometimes set by ethical review boards for research studies. For example, you should encrypt data if you have surveys on highly sensitive topics like domestic violence and

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Work - February 27, 2017

Assign Granular Permissions to Forms

Restricting access to data is key in certain situations. For example, you might be collecting sensitive information and don’t want enumerators to see one another’s data. As a result, we introduced role-based permission restrictions to give you control over who among the collaborators can view and edit their data. This article will show you how

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Work - February 23, 2017

How We Helped Verify Water Points in Rural Tanzania with Ona, ODK, and OpenMapKit

Tanzania operates one of the world’s largest rural water schemes with over 80,000 public water points. To improve access to water in rural areas, DFID is supporting the Government of Tanzania through a payments-based results (PbR) scheme intended to incentivize local government authorities (LGAs) to maintain existing water points and build new ones where they

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Work - January 13, 2017

Introducing Ona Form Builder

We are thrilled to introduce Ona Form Builder today. XLSForm authoring can be challenging. In response, we have added an online form builder that lets you design Ona forms that include features like ODK question types, form logic, and validation rules. Ona Form Builder is built off an open-source form builder from Kobo. Using Ona Form

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Work - January 04, 2017

Binning and Heatmap Visualizations on Maps

To help you visualize large datasets on a map, we added binning (including 3d!) and heatmap visualizations. Displaying points works well for small datasets, but a large number of submissions can cause overlapping points, which misrepresent the data and make it difficult to see geospatial trends. Hexbins and heatmaps solve that problem through binning —

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Work - December 27, 2016

How we secure your data

Our clients use Ona to collect, analyze, and disseminate mission critical data. We have worked on both the data collection side as well as the platform side and understand the importance of knowing your data is stored safely and securely. Here we’ll talk about the specific technologies we use to secure our users’ data. Security

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Work - December 08, 2016

High-resolution satellite basemap new in Ona maps

We are excited to announce the addition of a high-resolution satellite basemap from DigitalGlobe. This will provide over 150 million square kilometers of the earth’s surface in astonishing clarity. DigitalGlobe offers the highest resolution (it’s the only company that offers 30 cm resolution imagery) and most up-to-date satellite imagery available on the market. It’s a big investment,

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