https://abaj.ai/tags/parameter-estimation/Recent content in Parameter-Estimation on Aayush Bajaj's Augmenting InfrastructureHugoen© 2026 Aayush BajajMon, 31 Aug 2026 00:29:54 +1000https://abaj.ai/wiki/ml/pgm/learning/Mon, 31 Aug 2026 00:29:54 +1000https://abaj.ai/wiki/ml/pgm/learning/<p>everything so far assumed the network was handed to us. in practice an expert sketches the graph at best, and the numbers — sometimes the graph too — must come from data. learning splits along two axes: <em>parameters vs structure</em>, and <em>complete vs incomplete data</em>. the four quadrants ascend steeply in difficulty: counting, then optimisation, then search over graphs, then all three at once.<span class="margin-note" data-note="this is the pipeline of the comp9418 assignment: learn the outcome spaces and cpts from an icu dataset, then classify with complete and with missing evidence"> <span class="margin-note-indicator">𐃏</span> </span> </p>