Consistent voice, naming conventions, and hook patterns across skills are echo patterns in Alexander's sense.

Entities in the same semantic neighborhood but without a typed relation to this one — candidates for new edges or unrecognized duplicates.

• Alexander's A Pattern Language is the canonical prepattern infrastructure that Lyons-Levin recover from biology.claim0.780
• Echoes of similar proportions and angles appear throughout any natural system due to uniform underlying processes, giving a consistent character to different parts.claim0.772
• A skill works at multiple reinforcing scales: individual command, skill invocation, and user project.claim0.769
• Alexander team's Peru pattern language judged by Peruvians to be more accurate than Peruvian architects' work, per UN competition jurors' reportfinding0.768
  Empirical validation of the empathic immersion method from the 1969-70 UN Lima competition
• Conversation cadence—assertion, question, pause—creates rhythm analogous to Alexander's alternating repetition.claim0.766
• The pattern language Alexander's team developed for Peru was judged by Peruvians to be a more accurate reflection of Peruvian reality than even the Peruvian architects had managedclaim0.759
  Empirical outcome of the Peru empathic immersion method, cited from jurors' report
• Internal echoes and parallel constructions signal alive prose in AI and are diagnostic of quality beyond generic writing.claim0.758
• Probes trained under different explicit instruction prompts (ask-correct, ask-t/f, ask-able, ask-arith) are highly aligned with each other in cosine similarity.finding0.755
  Shows the passive vs. active divide is more important than the specific wording of instructions.