Subtle acoustic improvisation from a global set of improvisors--Yu Lin Humm on cello, Pedro Frazao on euphonium, Ryoko Imai on marimba, percussion, Andre Hencleeday on piano, Philippe Trovao on tenor saxophone, and Ernesto Rodrigues on viola--in an attentive and tension-filled single movement, each player adding and reacting as ideas percolate and subsume.

A concise and essential concert from the Octopus octet, recorded in performances at O'Culto da Ajuda, in Lisbon, Portugal during the Creativefest XII, the ensemble of mostly acoustic instrumentation (cello, viola, flute, clarinet, classical guitar, piano, percussion and synthesizer) carefully evolving a shade of blue in subtle details of tense restraint.

The Portuguese large improvising ensemble String Theory is heard live during the CreativeFest#12, at O'Culto da Ajuda, in Lisbon, Portugal in 2018, in an extended improvisation of incredible layering and restraint, making an amalgam of mostly acoustic string sources sound electronic and hallucinatory, an incredible achievement in string sonics.

Recording at the 12th CreativeFest at O'Culto da Ajuda, in Lisbon, Portugal, the IKB ensemble is represented by 20 musicians for this performance, merging acoustic and electronic instruments including strings, brass, winds, self-made instruments, and percussion in a concert of intense constraint & patience, seething with detail and replete with consummate skill.

Two sets across two nights during CreativeFest #12 at O'Culto da Ajuda, in Lisbon, Portugal, in a septet of six acoustic sources--viola, cellos, flute, trumpet, piano and percussion--and electronics, an extended journey approached with quiet tension and incredible detail, the recording of the first set used as the basis for the 2nd to create a virtual ensemble.

"3 Phases", or 3 aspects of the approach that violist Ernesto Rodrigues applies to improvisation, in 3 different groupings over 3 different concerts at O'Culto da Ajuda, in Lisbon, here in an electroacoustic ensemble with Miguel Mira, Guilherme Rodrigues, Joao Silva, Eduardo Chagas, Paulo Curado, Noel Taylor, Miguel Almeida, Andre Holzer, Andre Hencleeday, Carlos Santos, and Joao Valinho.

Creative Sources collective Isotope Ensemble led by Ernesto Rodrigues performed with a large electroacoustic group continues their investigation of isotopes, focusing on Lanthanum, a soft metal used in flints, through subtly-developing interplay the band, moving as one body, reaching several highly controlled periods of passionate improvisation, contrasting with beautifully serene sections; impressive.

This supergroup of strings--16 musicians on violins, viola, cellos, double basses, piano, psaltery, zither, and guitar--in an intensely restrained collective improvisation recorded live at O'Culto da Ajuda, Lisbon, Portugal in 2017, as String Theory's 4th album continues their title themes from the physical universe named here for the rare metalloid "Tellurium".

The affect of Carlos Santos' electronics and recordings are the foundation of this Portuguese quintet's improvisations, creating an environment over which Ernesto & Guilherme Rodrigues on viola & cello, Eduardo Chagas on trombone, and Andre Hencleeday add subtle gestures of unusual approaches to their instruments, in a mysterious album of lowercase improv.

The third album on Creative Sources for this 10-piece ensemble with 5 string players, piano, sax, trombone, electronics and percussion, freely improvising in an extended work themed for the Greek theological, philosophical, and scientific term typically translated as nature or physics, in a rich tapestry of meticulous detail and profoundly subtle communication.

Two mesmerizing, diverse, and incredibly sophisticated large scale conductions led by Ernesto Rodrigues and an ensemble of more than 30 performers on reeds, guitars, strings, electronics, pianos, voice, megaphone, brass, drums and percussion, rich yet restrained with moments of mystery and excitement, in two complete concerts from Lisbon in 2017 & 2018.

IKB continue their series of albums graced with taxonomic latin names for animals, here with the North Island brown kiwi bird, as the string- and wind-heavy electroacoustic ensemble led by violist Ernesto Rodrigues present this extended improvisation of subtle motion and understated complexity live at O'Culto da Ajuda, in Lisbon, Portugal in 2017.

1. Plane, Line Segments, Rays And Some Dissipations 49:49

Correctly configured, the Portugese ensemble Octopus is an octet, and though named after the most common of the breed, this 8-tentacled orchestration of strings, flute, trumpet, piano, guitar, electronics and percussion, all using extended techniques, slides deftly and with incredible restraint through a large, detailed dark-water work of electroacoustic improvisation.

"In Gerald Murnane's Barley Patch, he writes of a character who, listening to music in an old timber building, would hope to find "the crowd of dust-motes that he sometimes saw swirling or drifting in a shaft of sunlight." As he listene...

An incredible example of Creative Sources/Ernesto Rodrigues' large electroacoustic ensembles, blending acoustic and electronic sources in slow moving and subtle improvised works of a large scale, here with 12 musicians layering string, brass, keys, percussion, synth and computer into a mysterious harmonic and hallucinatory convergence of powerful intention.

An extended improvisation of mostly quiet, occasionally cantankerous, but always intriguing free music, primarily acoustic playing with a strong cast of string players, plus reeds, keys, and computer, creating suspenseful music of great tension and impressive restraint as the sound evolves in gradations and facets of sound.

Portugal's IKB Ensemble is an electracoustic improvising ensemble with a strong string and wind section, balanced with electric guitar, electronics, and percussion, each album focusing on an object--an art work, Dracaena Draco (Dragon Tree), Chelonoidis Nigra (Giant Tortoise)--and here taking on the Ornithorhynchus Anatinus, or platypus, in 3 fascinating movements.

"As always, the geometry is of the n-dimensional sort. The number of dimensions that vary is impressive: membership, instrumentation, location, duration, and so on. Certainly, the overall shape of each VGO performance is highly variable...

A 46-member orchestra of electroacoustic improvisers performing live at St. George's Church in Lisbon in 2015, for an extended and dynamic tapestry of sound conducted by leader Ernesto Rodrigues, with an impressive list of artists familiar to those following the CS label.

"The opening moments of "Stream of Consciousness"are disorienting. Awash in reverb, as in an empty warehouse or a bounded public square, Maria Radich's vocals mingle with those of an audience of unknown size. Camera shutters click, men ...