348 Personal Content Experience: Managing Digital Life in the Mobile Age client/server 173 content type 64–6 clipboard 264–5 content cognitive load 245 cross media 335 collaborative fi ltering 256 defi nition 52–3 community 61, 295, 300, 325 digitalization 4 compact disk (CD) 40 distributed 63 composer (metadata framework enjoyment 84 component) 156 experience 5 composing content 264 explosion 58 composite objects 166–7 freshness 207 computing capacity 31 fresh views 60 concistency 244 growth rate 57 confi dence (of property instance) 175 lifecycle 75, 120 connectivity 27 maturity 56 consistency check 157 modality 54 consumer created content (CCC) 3 organizing 95–6 consumer electronics (CE) 118 reuse 98 contact 65 sharing 46, 61 container format 105 tracing and recall 94 content creation, motivation 207 content-based retrieval (CBR) 139, 327 content 1, 52 content-on-demand 45 content adaptation 64, 136–8 context 64, 111–16, 128, 142, 335 accessible devices 138 access 114 device capability 136 capture 142–4 intended use 137 categories 114 network capability 137 environmental 114 quality 137 history 112–3 content based retrieval (CBR) 139, 327 mobile communication 115 content categorizarion 54–6 personal 114 content creation 46 recall 144 implicit 46 service 114 motivation 207 social 114 content lifecycle 154 spatio-temporal 114 content lifecycle management (CLM) 51, 75 task 114 content management 5, 49, 79, 127 terminal 114 content management system 130 Context Comic 98, 241 legacy 120 context engine 172, 185–9 migration 120 communications manager 189 content object 53, 158 context consumer 186 schema 162 context producer 185 coordinate-based 168 script engine 187 direct actors 47 scripts 189 embedded 169 Context Exchange Protocol (CEP) 187, 189 time-based 168 context object 176, 186 content storage 130–2 producer 188 content transcoding 64 context ontology 186