MDPE.Preface:10 - Shared source contributions and their limits

The shared architecture follows the practical questions raised by the sources. Systems-engineering and Method-engineering syntheses contribute changing project subjects, several useful descriptions, replaceable Methods, and architecture that can evolve. Capability-development sources contribute representative work and transfer. Work-management and organization sources contribute continuing support, shared-resource limits, and arrangements that can actually perform the changed practice. FPF supplies the general distinctions used to combine those contributions. The Music and Dance sources below show where specialist content changes the working move. For each pattern’s detailed basis and evidence limits, return to its discussion of sources.

Practice construction and its supporting environment. The practitioner-authored Live Coding: A User’s Manual and Algorave guidelines connect live musical work with performer-built tools, visible process, event conventions, and a community. MDPE adopts the need to consider these relations together in MDPE.5, MDPE.21, and MDPE.22. It adapts the event guidance to an actual local brief: the performer Method, technical rehearsal, participants, capacity, and costs must still be obtained. The manual describes a plural field; the actual case still needs the Method that its performer will use. A manifesto or calendar supplies evidence of another kind from a tested local performance or later cultural uptake.

The Street Tango Concept provides a practitioner-authored example of deliberate work on technique, exercises, teaching, and a proposed style. The TOCA Method provides one teaching line organized around Touch, Observation, Control, and Awareness. Such sources make positive construction and teaching moves recoverable. They also leave serious alternatives: another teaching line may fit the learners better, and a commissioned performance may need no continuing style programme. Practitioner accounts can support a stated contribution while leaving disputed origins and wider recognition unsettled. MDPE.17 and MDPE.18 preserve that separation in transmission and lineage work.

Production as a connected result. Kloosterman and van Kempen’s 2026 study of an NDT Dance production reconstructs choreography, dancers’ work, costume and prop development, technical rehearsal, presentation, recording, and later judgement. It supports the MDPE.5 question of whether specialist choices jointly realize the intended Dance use. It also shows why MDPE.21 and MDPE.22 sometimes need continuing organizational and technical capability. NDT is a resource-rich case; its bespoke production and touring conditions cannot be assumed for a local class or voluntary scene. The reusable contribution is the return from a specialist choice to the performance it must enable. A cheaper local arrangement may be preferable when it preserves that use.

Observation, representation, and recognition. Comparative musicology, the Global Jukebox, and the 2026 rhythm-aware melodic-alignment study offer different ways to compare musical material. MDPE adopts question-led comparison and adapts borrowed representations to timing and other domain distinctions. The alignment study is a preprint, and its variant analysis supports a different claim from a listener’s judgement or an event choice. In Dance, Whitehead and colleagues’ spontaneous-interactivity study combines kinematic analysis, coding, and experienced participants’ interpretations. It supplies observation and interpretation methods at a bounded scope. Audience or community recognition requires the corresponding recognizers, task, conditions, and evidence. MDPE.12, MDPE.23, and MDPE.13 therefore retain separate results for observing, developing recognition, and arranging selection.

Learning under changed conditions. The 2021 COIN sensorimotor study and later work on contextual cues and transition statistics distinguish memory updating from expression under inferred context. MDPE.10 and MDPE.23 adapt that distinction into a choice of cue and transfer probes. Returning to a previously successful context can help distinguish a retrieval problem from a missing capability. The motor-learning evidence leaves Music, Dance, broader memory, and non-human transfer claims to their own tests. Likewise, the Music focus-of-attention review does not select one cue for every performer. Keeping more than one plausible learning explanation changes what the next trial should test.

Human, machine, and combined contributions. The Shimon project and its robotic-gesture study, the Drumming Arm study, and JIZAI ARMS co-design require separate accounts of component change, performing configuration, capability, and development decisions. MDPE adopts those distinctions in MDPE.3 and MDPE.10; it uses exploratory equipped-body work only at its demonstrated scope. JIZAI prototype interaction leaves Dance performance and transfer untested. In the 2026 movement-model co-design study with Voguing and Dancehall dancers, participants valued high and low fidelity differently and rejected a middling compromise in the studied setting. MDPE.9 and MDPE.16 retain the possibility that several materially different alternatives are preferable to one averaged output. That result does not prescribe a universal fidelity level; the performers, tradition, model, and task bound its use.

Open development and cultural inquiry. Quality Diversity through Human Feedback provides a computational Method for shaping diversity with human similarity judgements. MDPE adapts the question of which useful differences are being lost, while creation and curation still need their domain Methods. Yaman, Tian, and Lindström’s 2026 semantic-knowledge and innovation study gives reason to test knowledge-guided creation alongside random variation. Neither source supplies a universal artistic search rule. MDPE.16 keeps usable branches and their maintenance costs visible; MDPE.20 asks which mechanism and observation could change the development choice.

The 2024 cultural-evolution computational-workflow and experimental-design papers contribute explicit target claims, model checks, and design trade-offs. They serve the independent inquiry into transmission, mixing, retention, or intervention effects when its answer matters for a constructive decision. Historical reconstruction, ethnography, and domain observation remain serious alternatives for questions those computational Methods cannot answer. A better local performance and a supported explanation of later cultural change remain distinct results.