ICSI Open House 2015

1. Contacts:
Michele Stecca, steccami@icsi.berkeley.edu
Massimo Maresca, maresca@icsi.berkeley.edu
Spreadsheet Composition
for Collaborative Data Analysis
Excel as a Collaboration toolExcel as a Collaboration tool
SpreadSheetSpace SYNCSpreadSheetSpace SYNC
Some problemsSome problems
• Multiple versions of the same file
• Heavy Copy/Paste usage
• No control over data
• No live data
• Coarse-grain control
• Limited privacy
• No automation
Data Manipulation: trends
Big DataBig Data Data qualityData quality
CollaborationCollaboration
Self-Service
Business Intelligence
Self-Service
Business Intelligence
Real-time data analysisReal-time data analysis
Open DataOpen DataLive dashboardsLive dashboards
Microsoft Excel: the best known Spreadsheet
tool (number of installations worldwide: 1.1B)
The Web: the most important
interaction paradigm over the Internet
SpreadSheetSpace LINKSpreadSheetSpace LINK
Unit 2 @ Rome
Costs Jan … Dec Total
R&D $20,000 … $18,000 $20,000
Travels $15,000 … $15,000 $15,000
Equipm. $10,000 … $2,000 $10,000
…. …. … …. ….
Total $45,000 … $35,000 $45,000
Unit N @ Hong Kong
Costs Jan … Dec Total
R&D $20,000 … $18,000 $20,000
Travels $15,000 … $15,000 $15,000
Equipm. $10,000 … $2,000 $10,000
…. …. … …. ….
Total $45,000 … $35,000 $45,000
Unit 1 @ New York
Costs Jan … Dec Total
R&D $20,000 … $18,000 $20,000
Travels $15,000 … $15,000 $15,000
Equipm. $10,000 … $2,000 $10,000
…. …. … …. ….
Total $45,000 … $35,000 $45,000 Mark@New York
Jim@ParisRoger@Hong Kong
Carlo@Rome
Spreadsheet
Space
Spreadsheet
Space
Spreadsheet
Space
Spreadsheet
Space
SAPSAP
Salesforce.comSalesforce.com
LINK’s factsLINK’s facts
• Spreadsheets have links to other spreadsheets over the
Internet
• Spreadsheet updates immediately appear on linked
spreadsheets
• One single version of the truth (STOP multiple versions)
• Efficient Distribution (STOP file exchange via email)
• Less errors (STOP copy/pasting data)
• Fine-Grain access to cell/cell ranges
• Full Excel power (formulas, charts, etc.)
SYNC’s factsSYNC’s facts
• Real Time data coming form external data sources appear on
user spreadsheets
• User can have “live” personalized analyses and presentations
• Scalability (reduced burden on back-end systems)
• Control over data access
• Live connections to Enterprise Data, Open Data, Big Data
• Security
• Report delivery optimization
• Full Excel power (formulas, charts, etc.)