810 -[AXPhoenixClassifier _handleAccelerometerData:withTimestamp:] 563 -[MLModel predictionFromFeatures:error:] 561 -[MLNeuralNetworkEngine predictionFromFeatures:options:error:] 542 _dispatch_lane_barrier_sync_invoke_and_complete 542 _dispatch_client_callout 541 __62-[MLNeuralNetworkEngine predictionFromFeatures:options:error:]_block_invoke 521 -[MLNeuralNetworkEngine evaluateInputs:options:error:] 519 -[MLNeuralNetworkEngine evaluateInputs:options:verifyInputs:error:] 491 _dispatch_lane_barrier_sync_invoke_and_complete 491 _dispatch_client_callout 491 __67-[MLNeuralNetworkEngine evaluateInputs:options:verifyInputs:error:]_block_invoke.195 491 -[MLNeuralNetworkEngine evaluateInputs:bufferIndex:options:error:] 363 -[MLNeuralNetworkEngine executePlan:error:] 359 espresso_plan_execute_sync 358 EspressoLight::espresso_plan::execute_sync() 351 EspressoLight::espresso_plan::dispatch_task_on_compute_batch(std::__1::shared_ptr<Espresso::abstract_batch> const&, std::__1::shared_ptr<EspressoLight::plan_task_t> const&) 296 Espresso::net::__forward(std::__1::shared_ptr<Espresso::abstract_batch> const&, int, int) 294 Espresso::net_compiler_segment_based::__forward(std::__1::shared_ptr<Espresso::abstract_batch> const&) 290 Espresso::ANERuntimeEngine::compiler::__forward_segment(std::__1::shared_ptr<Espresso::abstract_batch> const&, int, Espresso::net_compiler_segment_based::segment_t const&) 254 -[_ANEClient doEvaluateDirectWithModel:options:request:qos:error:] 247 -[_ANEProgramForEvaluation processRequest:model:qos:qIndex:modelStringID:options:error:] 221 H11ANEProgramProcessRequestDirect 214 H11ANE::H11ANEFrameReceiver::ProgramProcessRequest(H11ANE::H11ANEFrameReceiverRequest&, H11ANESharedEventsStruct*, bool) 201 H11ANE::H11ANEDevice::ANE_ProgramSendRequest(H11ANEProgramRequestArgsStruct*, unsigned int, bool, H11ANEReqCallbackDataStruct*) 200 IOConnectCallAsyncMethod 200 io_connect_async_method 199 mach_msg2_internal 199 mach_msg2_trap
This would make for a really good blog post if you can measure the impact. "Enabling back tap in iOS reduces battery life by half an hour"